diff --git a/.circleci/config.yml b/.circleci/config.yml
index d93fac67..b1f736de 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -14,7 +14,7 @@ references:
       - image: cimg/node:<< parameters.node-version >>
     parameters:
       node-version:
-        default: "20.12" # We default to the highest active LTS
+        default: "22.13" # We default to the highest active LTS
         type: string
 
   workspace_root: &workspace_root ~/project
@@ -151,29 +151,29 @@ workflows:
           name: build-v<< matrix.node-version >>
           matrix:
             parameters:
-              node-version: [ "22.0", "20.12", "18.20" ]
+              node-version: [ "22.13", "20.18" ]
       - test:
           requires:
             - build-v<< matrix.node-version >>
           name: test-v<< matrix.node-version >>
           matrix:
             parameters:
-              node-version: [ "22.0", "20.12", "18.20" ]
+              node-version: [ "22.13", "20.18" ]
       - lint:
           requires:
             - build-v<< matrix.node-version >>
           name: lint-v<< matrix.node-version >>
           matrix:
             parameters:
-              node-version: [ "22.0", "20.12", "18.20" ]
+              node-version: [ "22.13", "20.18" ]
       - release-please:
           filters:
             <<: *filters_only_main
           requires:
             # We release on the highest active LTS version of
             # Node.js that we support
-            - test-v20.12
-            - lint-v20.12
+            - test-v22.13
+            - lint-v22.13
 
   build-test-publish:
     jobs:
@@ -183,7 +183,7 @@ workflows:
           name: build-v<< matrix.node-version >>
           matrix:
             parameters:
-              node-version: [ "22.0", "20.12", "18.20" ]
+              node-version: [ "22.13", "20.18" ]
       - test:
           filters:
             <<: *filters_release_build
@@ -192,7 +192,7 @@ workflows:
           name: test-v<< matrix.node-version >>
           matrix:
             parameters:
-              node-version: [ "22.0", "20.12", "18.20" ]
+              node-version: [ "22.13", "20.18" ]
       - lint:
           filters:
             <<: *filters_release_build
@@ -201,7 +201,7 @@ workflows:
           name: lint-v<< matrix.node-version >>
           matrix:
             parameters:
-              node-version: [ "22.0", "20.12", "18.20" ]
+              node-version: [ "22.13", "20.18" ]
       - publish:
           context: npm-publish-token
           filters:
@@ -209,8 +209,8 @@ workflows:
           requires:
             # We release on the highest active LTS version of
             # Node.js that we support
-            - lint-v20.12
-            - test-v20.12
+            - lint-v22.13
+            - test-v22.13
 
   build-test-prepublish:
     jobs:
@@ -220,7 +220,7 @@ workflows:
           name: build-v<< matrix.node-version >>
           matrix:
             parameters:
-              node-version: [ "22.0", "20.12", "18.20" ]
+              node-version: [ "22.13", "20.18" ]
       - test:
           filters:
             <<: *filters_prerelease_build
@@ -229,7 +229,7 @@ workflows:
           name: test-v<< matrix.node-version >>
           matrix:
             parameters:
-              node-version: [ "22.0", "20.12", "18.20" ]
+              node-version: [ "22.13", "20.18" ]
       - lint:
           filters:
             <<: *filters_prerelease_build
@@ -238,7 +238,7 @@ workflows:
           name: lint-v<< matrix.node-version >>
           matrix:
             parameters:
-              node-version: [ "22.0", "20.12", "18.20" ]
+              node-version: [ "22.13", "20.18" ]
       - prepublish:
           context: npm-publish-token
           filters:
@@ -246,8 +246,8 @@ workflows:
           requires:
             # We release on the highest active LTS version of
             # Node.js that we support
-            - lint-v20.12
-            - test-v20.12
+            - lint-v22.13
+            - test-v22.13
 
   nightly:
     triggers:
@@ -261,7 +261,7 @@ workflows:
           name: build-v<< matrix.node-version >>
           matrix:
             parameters:
-              node-version: [ "22.0", "20.12", "18.20" ]
+              node-version: [ "22.13", "20.18" ]
       - test:
           requires:
             - build-v<< matrix.node-version >>
@@ -269,4 +269,4 @@ workflows:
           name: test-v<< matrix.node-version >>
           matrix:
             parameters:
-              node-version: [ "22.0", "20.12", "18.20" ]
+              node-version: [ "22.13", "20.18" ]
diff --git a/package-lock.json b/package-lock.json
index 41d05162..87dfa8de 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -33,7 +33,7 @@
         "typescript": "^5.7.3"
       },
       "engines": {
-        "node": "18.x || 20.x || 22.x"
+        "node": "20.x || 22.x"
       }
     },
     "node_modules/@aashutoshrathi/word-wrap": {
@@ -10483,7 +10483,7 @@
         "node-fetch": "^2.6.7"
       },
       "engines": {
-        "node": "18.x || 20.x || 22.x",
+        "node": "20.x || 22.x",
         "npm": "8.x || 9.x || 10.x"
       }
     },
@@ -10518,7 +10518,7 @@
         "metrics": "^0.1.8"
       },
       "engines": {
-        "node": "18.x || 20.x || 22.x",
+        "node": "20.x || 22.x",
         "npm": "8.x || 9.x || 10.x"
       }
     },
@@ -13373,7 +13373,7 @@
       "version": "3.3.1",
       "license": "MIT",
       "engines": {
-        "node": "18.x || 20.x || 22.x"
+        "node": "20.x || 22.x"
       }
     },
     "packages/crash-handler": {
@@ -13384,7 +13384,7 @@
         "@dotcom-reliability-kit/log-error": "^4.2.6"
       },
       "engines": {
-        "node": "18.x || 20.x || 22.x"
+        "node": "20.x || 22.x"
       }
     },
     "packages/errors": {
@@ -13392,7 +13392,7 @@
       "version": "3.1.2",
       "license": "MIT",
       "engines": {
-        "node": "18.x || 20.x || 22.x"
+        "node": "20.x || 22.x"
       }
     },
     "packages/eslint-config": {
@@ -13403,7 +13403,7 @@
         "@types/eslint": "^8.56.6"
       },
       "engines": {
-        "node": "18.x || 20.x || 22.x"
+        "node": "20.x || 22.x"
       },
       "peerDependencies": {
         "eslint": ">=8.27.0"
@@ -13424,7 +13424,7 @@
         "undici": "^7.2.3"
       },
       "engines": {
-        "node": "18.x || 20.x || 22.x"
+        "node": "20.x || 22.x"
       }
     },
     "packages/log-error": {
@@ -13441,7 +13441,7 @@
         "@types/express": "^5.0.0"
       },
       "engines": {
-        "node": "18.x || 20.x || 22.x"
+        "node": "20.x || 22.x"
       }
     },
     "packages/logger": {
@@ -13461,7 +13461,7 @@
         "@types/lodash.clonedeep": "^4.5.9"
       },
       "engines": {
-        "node": "18.x || 20.x || 22.x"
+        "node": "20.x || 22.x"
       },
       "peerDependencies": {
         "pino-pretty": ">=7.0.0 <11.0.0"
@@ -13479,7 +13479,7 @@
         "@types/express": "^5.0.0"
       },
       "engines": {
-        "node": "18.x || 20.x || 22.x"
+        "node": "20.x || 22.x"
       }
     },
     "packages/middleware-render-error-info": {
@@ -13496,7 +13496,7 @@
         "@types/express": "^5.0.0"
       },
       "engines": {
-        "node": "18.x || 20.x || 22.x"
+        "node": "20.x || 22.x"
       }
     },
     "packages/opentelemetry": {
@@ -13517,7 +13517,7 @@
         "@opentelemetry/semantic-conventions": "^1.28.0"
       },
       "engines": {
-        "node": "18.x || 20.x || 22.x",
+        "node": "20.x || 22.x",
         "npm": "8.x || 9.x || 10.x"
       }
     },
@@ -13534,7 +13534,7 @@
       "version": "3.2.1",
       "license": "MIT",
       "engines": {
-        "node": "18.x || 20.x || 22.x"
+        "node": "20.x || 22.x"
       }
     },
     "packages/serialize-request": {
@@ -13545,7 +13545,7 @@
         "@types/express": "^5.0.0"
       },
       "engines": {
-        "node": "18.x || 20.x || 22.x"
+        "node": "20.x || 22.x"
       }
     },
     "resources/logos": {
@@ -13561,7 +13561,7 @@
         "@types/svgo": "^3.0.0"
       },
       "engines": {
-        "node": "18.x || 20.x || 22.x"
+        "node": "20.x || 22.x"
       }
     },
     "resources/splunk-dashboards": {
diff --git a/package.json b/package.json
index ee2ad15f..719132e1 100644
--- a/package.json
+++ b/package.json
@@ -46,10 +46,10 @@
     "typescript": "^5.7.3"
   },
   "engines": {
-    "node": "18.x || 20.x || 22.x"
+    "node": "20.x || 22.x"
   },
   "volta": {
-    "node": "20.10.0"
+    "node": "22.13.0"
   },
   "lint-staged": {
     "**/*.js": [
diff --git a/packages/app-info/docs/migration.md b/packages/app-info/docs/migration.md
index ce7ce0c4..122290e1 100644
--- a/packages/app-info/docs/migration.md
+++ b/packages/app-info/docs/migration.md
@@ -12,6 +12,8 @@ Emoji           | Label             | Meaning
   * [Node.js 14 is no longer supported](#nodejs-14-is-no-longer-supported)
 * [Migrating from v2 to v3](#migrating-from-v2-to-v3)
   * [Node.js 16 is no longer supported](#nodejs-16-is-no-longer-supported)
+* [Migrating from v3 to v4](#migrating-from-v3-to-v4)
+  * [Node.js 18 is no longer supported](#nodejs-18-is-no-longer-supported)
 
 
 ## Migrating from v1 to v2
@@ -26,3 +28,10 @@ Emoji           | Label             | Meaning
 ### Node.js 16 is no longer supported
 
 **:red_circle: Breaking:** this version drops support for Node.js v16. If your app is already using Node.js v18 or above then you can migrate with no code changes.
+
+
+## Migrating from v3 to v4
+
+### Node.js 18 is no longer supported
+
+**:red_circle: Breaking:** this version drops support for Node.js v18. If your app is already using Node.js v20 or above then you can migrate with no code changes.
diff --git a/packages/app-info/package.json b/packages/app-info/package.json
index 769ab9aa..d8a61878 100644
--- a/packages/app-info/package.json
+++ b/packages/app-info/package.json
@@ -11,7 +11,7 @@
   "bugs": "https://github.com/Financial-Times/dotcom-reliability-kit/issues?q=label:\"package: app-info\"",
   "license": "MIT",
   "engines": {
-    "node": "18.x || 20.x || 22.x"
+    "node": "20.x || 22.x"
   },
   "main": "lib/index.js",
   "types": "types/index.d.ts"
diff --git a/packages/crash-handler/docs/migration.md b/packages/crash-handler/docs/migration.md
index dc96b84f..feaba3ac 100644
--- a/packages/crash-handler/docs/migration.md
+++ b/packages/crash-handler/docs/migration.md
@@ -15,6 +15,8 @@ Emoji           | Label             | Meaning
   * [Remove Sentry workarounds](#remove-sentry-workarounds)
 * [Migrating from v3 to v4](#migrating-from-v3-to-v4)
   * [Node.js 16 is no longer supported](#nodejs-16-is-no-longer-supported)
+* [Migrating from v4 to v5](#migrating-from-v4-to-v5)
+  * [Node.js 18 is no longer supported](#nodejs-18-is-no-longer-supported)
 
 
 ## Migrating from v1 to v2
@@ -55,3 +57,10 @@ You can safely migrate to this version of Crash Handler if your app is either _n
 ### Node.js 16 is no longer supported
 
 **:red_circle: Breaking:** this version drops support for Node.js v16. If your app is already using Node.js v18 or above then you can migrate with no code changes.
+
+
+## Migrating from v4 to v5
+
+### Node.js 18 is no longer supported
+
+**:red_circle: Breaking:** this version drops support for Node.js v18. If your app is already using Node.js v20 or above then you can migrate with no code changes.
diff --git a/packages/crash-handler/package.json b/packages/crash-handler/package.json
index 3a0a31c7..ed4b3f55 100644
--- a/packages/crash-handler/package.json
+++ b/packages/crash-handler/package.json
@@ -11,7 +11,7 @@
   "bugs": "https://github.com/Financial-Times/dotcom-reliability-kit/issues?q=label:\"package: crash-handler\"",
   "license": "MIT",
   "engines": {
-    "node": "18.x || 20.x || 22.x"
+    "node": "20.x || 22.x"
   },
   "main": "lib/index.js",
   "types": "types/index.d.ts",
diff --git a/packages/errors/docs/migration.md b/packages/errors/docs/migration.md
index 88f42a80..8a5ad3e0 100644
--- a/packages/errors/docs/migration.md
+++ b/packages/errors/docs/migration.md
@@ -12,6 +12,8 @@ Emoji           | Label             | Meaning
   * [Node.js 14 is no longer supported](#nodejs-14-is-no-longer-supported)
 * [Migrating from v2 to v3](#migrating-from-v2-to-v3)
   * [Node.js 16 is no longer supported](#nodejs-16-is-no-longer-supported)
+* [Migrating from v3 to v4](#migrating-from-v3-to-v4)
+  * [Node.js 18 is no longer supported](#nodejs-18-is-no-longer-supported)
 
 
 ## Migrating from v1 to v2
@@ -26,3 +28,10 @@ Emoji           | Label             | Meaning
 ### Node.js 16 is no longer supported
 
 **:red_circle: Breaking:** this version drops support for Node.js v16. If your app is already using Node.js v18 or above then you can migrate with no code changes.
+
+
+## Migrating from v3 to v4
+
+### Node.js 18 is no longer supported
+
+**:red_circle: Breaking:** this version drops support for Node.js v18. If your app is already using Node.js v20 or above then you can migrate with no code changes.
diff --git a/packages/errors/package.json b/packages/errors/package.json
index d4f11c5e..8cb6d315 100644
--- a/packages/errors/package.json
+++ b/packages/errors/package.json
@@ -11,7 +11,7 @@
   "bugs": "https://github.com/Financial-Times/dotcom-reliability-kit/issues?q=label:\"package: errors\"",
   "license": "MIT",
   "engines": {
-    "node": "18.x || 20.x || 22.x"
+    "node": "20.x || 22.x"
   },
   "main": "lib/index.js",
   "types": "types/index.d.ts"
diff --git a/packages/eslint-config/docs/migration.md b/packages/eslint-config/docs/migration.md
index edecbb1c..ccfcbb9a 100644
--- a/packages/eslint-config/docs/migration.md
+++ b/packages/eslint-config/docs/migration.md
@@ -12,6 +12,8 @@ Emoji           | Label             | Meaning
   * [Additional default ESLint rules added (v2)](#additional-default-eslint-rules-added-v2)
 * [Migrating from v2 to v3](#migrating-from-v2-to-v3)
   * [Node.js 16 is no longer supported](#nodejs-16-is-no-longer-supported)
+* [Migrating from v3 to v4](#migrating-from-v3-to-v4)
+  * [Node.js 18 is no longer supported](#nodejs-18-is-no-longer-supported)
 
 
 ## Migrating from v1 to v2
@@ -34,3 +36,10 @@ You may need to make changes to your code if these linting errors are found.
 ### Node.js 16 is no longer supported
 
 **:red_circle: Breaking:** this version drops support for Node.js v16. If your app is already using Node.js v18 or above then you can migrate with no code changes.
+
+
+## Migrating from v3 to v4
+
+### Node.js 18 is no longer supported
+
+**:red_circle: Breaking:** this version drops support for Node.js v18. If your app is already using Node.js v20 or above then you can migrate with no code changes.
diff --git a/packages/eslint-config/package.json b/packages/eslint-config/package.json
index 1158170e..e5b58e87 100644
--- a/packages/eslint-config/package.json
+++ b/packages/eslint-config/package.json
@@ -11,7 +11,7 @@
   "bugs": "https://github.com/Financial-Times/dotcom-reliability-kit/issues?q=label:\"package: eslint-config\"",
   "license": "MIT",
   "engines": {
-    "node": "18.x || 20.x || 22.x"
+    "node": "20.x || 22.x"
   },
   "main": "lib/index.js",
   "types": "types/index.d.ts",
diff --git a/packages/fetch-error-handler/package.json b/packages/fetch-error-handler/package.json
index 17a21fa6..0b78c5c6 100644
--- a/packages/fetch-error-handler/package.json
+++ b/packages/fetch-error-handler/package.json
@@ -11,7 +11,7 @@
   "bugs": "https://github.com/Financial-Times/dotcom-reliability-kit/issues?q=label:\"package: fetch-error-handler\"",
   "license": "MIT",
   "engines": {
-    "node": "18.x || 20.x || 22.x"
+    "node": "20.x || 22.x"
   },
   "main": "lib/index.js",
   "types": "types/index.d.ts",
diff --git a/packages/log-error/README.md b/packages/log-error/README.md
index b1e13ac0..01797923 100644
--- a/packages/log-error/README.md
+++ b/packages/log-error/README.md
@@ -61,7 +61,7 @@ This will automatically [serialize error objects](https://github.com/Financial-T
     app: {
         commit: '137da65185397a7d699ed54c3052d10d83e82137',
         name: 'example-app',
-        nodeVersion: '18.17.0',
+        nodeVersion: '22.13.0',
         region: 'EU',
         releaseDate: '2022-07-25T01:37:00Z'
     }
@@ -95,7 +95,7 @@ The information logged looks like this:
     app: {
         commit: '137da65185397a7d699ed54c3052d10d83e82137',
         name: 'example-app',
-        nodeVersion: '18.17.0',
+        nodeVersion: '22.13.0',
         region: 'EU',
         releaseDate: '2022-07-25T01:37:00Z'
     }
@@ -129,7 +129,7 @@ The information logged looks like this:
     app: {
         commit: '137da65185397a7d699ed54c3052d10d83e82137',
         name: 'example-app',
-        nodeVersion: '18.17.0',
+        nodeVersion: '22.13.0',
         region: 'EU',
         releaseDate: '2022-07-25T01:37:00Z'
     }
@@ -262,7 +262,7 @@ When this option is defined, the logged data looks includes request data:
     app: {
         commit: '137da65185397a7d699ed54c3052d10d83e82137',
         name: 'example-app',
-        nodeVersion: '18.17.0',
+        nodeVersion: '22.13.0',
         region: 'EU',
         releaseDate: '2022-07-25T01:37:00Z'
     }
diff --git a/packages/log-error/docs/migration.md b/packages/log-error/docs/migration.md
index 277dbd2e..438df63f 100644
--- a/packages/log-error/docs/migration.md
+++ b/packages/log-error/docs/migration.md
@@ -15,6 +15,8 @@ Emoji           | Label             | Meaning
   * [Unhandled errors now have a level of fatal](#unhandled-errors-now-have-a-level-of-fatal)
 * [Migrating from v3 to v4](#migrating-from-v3-to-v4)
   * [Node.js 16 is no longer supported](#nodejs-16-is-no-longer-supported)
+* [Migrating from v4 to v5](#migrating-from-v4-to-v5)
+  * [Node.js 18 is no longer supported](#nodejs-18-is-no-longer-supported)
 
 
 ## Migrating from v1 to v2
@@ -54,3 +56,10 @@ logHandledError({
 ### Node.js 16 is no longer supported
 
 **:red_circle: Breaking:** this version drops support for Node.js v16. If your app is already using Node.js v18 or above then you can migrate with no code changes.
+
+
+## Migrating from v4 to v5
+
+### Node.js 18 is no longer supported
+
+**:red_circle: Breaking:** this version drops support for Node.js v18. If your app is already using Node.js v20 or above then you can migrate with no code changes.
diff --git a/packages/log-error/package.json b/packages/log-error/package.json
index 6b542878..ef49f425 100644
--- a/packages/log-error/package.json
+++ b/packages/log-error/package.json
@@ -11,7 +11,7 @@
   "bugs": "https://github.com/Financial-Times/dotcom-reliability-kit/issues?q=label:\"package: log-error\"",
   "license": "MIT",
   "engines": {
-    "node": "18.x || 20.x || 22.x"
+    "node": "20.x || 22.x"
   },
   "main": "lib/index.js",
   "types": "types/index.d.ts",
diff --git a/packages/logger/docs/migration.md b/packages/logger/docs/migration.md
index 11ebd217..c394f272 100644
--- a/packages/logger/docs/migration.md
+++ b/packages/logger/docs/migration.md
@@ -9,31 +9,33 @@ Emoji           | Label             | Meaning
 :orange_circle: | Possibly Breaking | A breaking change that is unlikely to require code changes but things outside of the code (e.g. logs) may have changed
 :yellow_circle: | Deprecation       | A deprecated feature which will require code changes in the future
 
-  * [Migrating from n-logger](#migrating-from-n-logger)
-    * [Where logs get sent](#n-logger-where-logs-get-sent)
-    * [Error serialization changes](#n-logger-error-serialization-changes)
-    * [Log timestamps](#n-logger-log-timestamps)
-    * [Log level changes](#n-logger-log-level-changes)
-    * [Logger method changes](#n-logger-method-changes)
-    * [Environment variable changes](#n-logger-environment-variable-changes)
-    * [Proxy incompatibility](#n-logger-proxy-incompatibility)
-  * [Migrating from n-mask-logger](#migrating-from-n-mask-logger)
-    * [API changes](#n-mask-logger-api-changes)
-    * [where logs get sent](#n-mask-logger-where-logs-get-sent)
-    * [log timestamps](#n-mask-logger-log-timestamps)
-    * [method changes](#n-mask-logger-method-changes)
-    * [environment variable changes](#n-mask-logger-environment-variable-changes)
-  * [Migrating from n-serverless-logger](#migrating-from-n-serverless-logger)
-    * [Where logs get sent](#n-serverless-logger-where-logs-get-sent)
-    * [Error serialization changes](#n-serverless-logger-error-serialization-changes)
-    * [Logger property changes](#n-serverless-logger-property-changes)
-    * [Logger method changes](#n-serverless-logger-method-changes)
-    * [Environment variable changes](#n-serverless-logger-environment-variable-changes)
-  * [Migrating from v1 to v2](#migrating-from-v1-to-v2)
-    * [Node.js 14 is no longer supported](#nodejs-14-is-no-longer-supported)
-  * [Migrating from v2 to v3](#migrating-from-v2-to-v3)
-    * [Node.js 16 is no longer supported](#nodejs-16-is-no-longer-supported)
-    * [Log times are now ISO 8601 timestamps](#log-times-are-now-iso-8601-timestamps)
+* [Migrating from n-logger](#migrating-from-n-logger)
+  * [n-logger: where logs get sent](#n-logger-where-logs-get-sent)
+  * [n-logger: error serialization changes](#n-logger-error-serialization-changes)
+  * [n-logger: log timestamps](#n-logger-log-timestamps)
+  * [n-logger: log level changes](#n-logger-log-level-changes)
+  * [n-logger: method changes](#n-logger-method-changes)
+  * [n-logger: environment variable changes](#n-logger-environment-variable-changes)
+  * [n-logger: proxy incompatibility](#n-logger-proxy-incompatibility)
+* [Migrating from n-mask-logger](#migrating-from-n-mask-logger)
+  * [n-mask-logger: API changes](#n-mask-logger-api-changes)
+  * [n-mask-logger: where logs get sent](#n-mask-logger-where-logs-get-sent)
+  * [n-mask-logger: log timestamps](#n-mask-logger-log-timestamps)
+  * [n-mask-logger: method changes](#n-mask-logger-method-changes)
+  * [n-mask-logger: environment variable changes](#n-mask-logger-environment-variable-changes)
+* [Migrating from n-serverless-logger](#migrating-from-n-serverless-logger)
+  * [n-serverless-logger: where logs get sent](#n-serverless-logger-where-logs-get-sent)
+  * [n-serverless-logger: error serialization changes](#n-serverless-logger-error-serialization-changes)
+  * [n-serverless-logger: property changes](#n-serverless-logger-property-changes)
+  * [n-serverless-logger: method changes](#n-serverless-logger-method-changes)
+  * [n-serverless-logger: environment variable changes](#n-serverless-logger-environment-variable-changes)
+* [Migrating from v1 to v2](#migrating-from-v1-to-v2)
+  * [Node.js 14 is no longer supported](#nodejs-14-is-no-longer-supported)
+* [Migrating from v2 to v3](#migrating-from-v2-to-v3)
+  * [Node.js 16 is no longer supported](#nodejs-16-is-no-longer-supported)
+  * [Log times are now ISO 8601 timestamps](#log-times-are-now-iso-8601-timestamps)
+* [Migrating from v3 to v4](#migrating-from-v3-to-v4)
+  * [Node.js 18 is no longer supported](#nodejs-18-is-no-longer-supported)
 
 
 ## Migrating from n-logger
@@ -293,3 +295,10 @@ The following environment variables have been deprecated.
   2. If you're using the `withTimestamps` or `useIsoTimeFormat` options with TypeScript, because these options have now been removed from the code and the type definitions.
 
 If neither of the above is true, this should be a safe update with no code changes.
+
+
+## Migrating from v3 to v4
+
+### Node.js 18 is no longer supported
+
+**:red_circle: Breaking:** this version drops support for Node.js v18. If your app is already using Node.js v20 or above then you can migrate with no code changes.
diff --git a/packages/logger/package.json b/packages/logger/package.json
index 06325899..b80d5daa 100644
--- a/packages/logger/package.json
+++ b/packages/logger/package.json
@@ -11,7 +11,7 @@
   "bugs": "https://github.com/Financial-Times/dotcom-reliability-kit/issues?q=label:\"package: logger\"",
   "license": "MIT",
   "engines": {
-    "node": "18.x || 20.x || 22.x"
+    "node": "20.x || 22.x"
   },
   "main": "lib/index.js",
   "types": "types/index.d.ts",
diff --git a/packages/logger/test/end-to-end/compatibility-test-cases.js b/packages/logger/test/end-to-end/compatibility-test-cases.js
index a31ec913..6b28a834 100644
--- a/packages/logger/test/end-to-end/compatibility-test-cases.js
+++ b/packages/logger/test/end-to-end/compatibility-test-cases.js
@@ -809,7 +809,7 @@ module.exports = [
 					message: 'Express application example started',
 					app: 'example',
 					port: 1234,
-					nodeVersion: 'v18.17.0'
+					nodeVersion: 'v22.13.0'
 				}
 			]
 		},
@@ -820,7 +820,7 @@ module.exports = [
 				message: 'Express application example started',
 				app: 'example',
 				port: 1234,
-				nodeVersion: 'v18.17.0'
+				nodeVersion: 'v22.13.0'
 			},
 			reliabilityKit: {
 				level: 'warn',
@@ -828,7 +828,7 @@ module.exports = [
 				message: 'Express application example started',
 				app: 'example',
 				port: 1234,
-				nodeVersion: 'v18.17.0'
+				nodeVersion: 'v22.13.0'
 			}
 		}
 	},
diff --git a/packages/middleware-log-errors/README.md b/packages/middleware-log-errors/README.md
index 2037e33c..b63f66a9 100644
--- a/packages/middleware-log-errors/README.md
+++ b/packages/middleware-log-errors/README.md
@@ -69,7 +69,7 @@ This will automatically [serialize error objects](https://github.com/Financial-T
     app: {
         commit: '137da65185397a7d699ed54c3052d10d83e82137',
         name: 'example-app',
-        nodeVersion: '18.17.0',
+        nodeVersion: '22.13.0',
         region: 'EU',
         releaseDate: '2022-07-25T01:37:00Z'
     }
diff --git a/packages/middleware-log-errors/docs/migration.md b/packages/middleware-log-errors/docs/migration.md
index 9e78d058..7d93c4b3 100644
--- a/packages/middleware-log-errors/docs/migration.md
+++ b/packages/middleware-log-errors/docs/migration.md
@@ -15,6 +15,8 @@ Emoji           | Label             | Meaning
   * [Remove Sentry workarounds](#remove-sentry-workarounds)
 * [Migrating from v3 to v4](#migrating-from-v3-to-v4)
   * [Node.js 16 is no longer supported](#nodejs-16-is-no-longer-supported)
+* [Migrating from v4 to v5](#migrating-from-v4-to-v5)
+  * [Node.js 18 is no longer supported](#nodejs-18-is-no-longer-supported)
 
 
 ## Migrating from v1 to v2
@@ -57,3 +59,10 @@ You can safely migrate to this version of the error logging middleware if your a
 ### Node.js 16 is no longer supported
 
 **:red_circle: Breaking:** this version drops support for Node.js v16. If your app is already using Node.js v18 or above then you can migrate with no code changes.
+
+
+## Migrating from v4 to v5
+
+### Node.js 18 is no longer supported
+
+**:red_circle: Breaking:** this version drops support for Node.js v18. If your app is already using Node.js v20 or above then you can migrate with no code changes.
diff --git a/packages/middleware-log-errors/package.json b/packages/middleware-log-errors/package.json
index f8bf4e62..5218ca92 100644
--- a/packages/middleware-log-errors/package.json
+++ b/packages/middleware-log-errors/package.json
@@ -11,7 +11,7 @@
   "bugs": "https://github.com/Financial-Times/dotcom-reliability-kit/issues?q=label:\"package: middleware-log-errors\"",
   "license": "MIT",
   "engines": {
-    "node": "18.x || 20.x || 22.x"
+    "node": "20.x || 22.x"
   },
   "main": "lib/index.js",
   "types": "types/index.d.ts",
diff --git a/packages/middleware-render-error-info/docs/migration.md b/packages/middleware-render-error-info/docs/migration.md
index ef991736..3e2a8d54 100644
--- a/packages/middleware-render-error-info/docs/migration.md
+++ b/packages/middleware-render-error-info/docs/migration.md
@@ -17,6 +17,8 @@ Emoji           | Label             | Meaning
   * [Errors are now rendered in production](#errors-are-now-rendered-in-production)
 * [Migrating from v4 to v5](#migrating-from-v4-to-v5)
   * [Node.js 16 is no longer supported](#nodejs-16-is-no-longer-supported)
+* [Migrating from v5 to v6](#migrating-from-v5-to-v6)
+  * [Node.js 18 is no longer supported](#nodejs-18-is-no-longer-supported)
 
 
 ## Migrating from v1 to v2
@@ -53,3 +55,10 @@ You can safely migrate to this version of the error logging middleware if your a
 ### Node.js 16 is no longer supported
 
 **:red_circle: Breaking:** this version drops support for Node.js v16. If your app is already using Node.js v18 or above then you can migrate with no code changes.
+
+
+## Migrating from v5 to v6
+
+### Node.js 18 is no longer supported
+
+**:red_circle: Breaking:** this version drops support for Node.js v18. If your app is already using Node.js v20 or above then you can migrate with no code changes.
diff --git a/packages/middleware-render-error-info/package.json b/packages/middleware-render-error-info/package.json
index 502545a5..6e502e4c 100644
--- a/packages/middleware-render-error-info/package.json
+++ b/packages/middleware-render-error-info/package.json
@@ -11,7 +11,7 @@
   "bugs": "https://github.com/Financial-Times/dotcom-reliability-kit/issues?q=label:\"package: middleware-render-error-info\"",
   "license": "MIT",
   "engines": {
-    "node": "18.x || 20.x || 22.x"
+    "node": "20.x || 22.x"
   },
   "main": "lib/index.js",
   "types": "types/index.d.ts",
diff --git a/packages/opentelemetry/docs/migration.md b/packages/opentelemetry/docs/migration.md
index 6194cf6e..1ba0a06b 100644
--- a/packages/opentelemetry/docs/migration.md
+++ b/packages/opentelemetry/docs/migration.md
@@ -11,6 +11,8 @@ Emoji           | Label             | Meaning
 
 * [Migrating from v1 to v2](#migrating-from-v1-to-v2)
   * [JavaScript API changes](#javascript-api-changes)
+* [Migrating from v2 to v3](#migrating-from-v2-to-v3)
+  * [Node.js 18 is no longer supported](#nodejs-18-is-no-longer-supported)
 
 
 ## Migrating from v1 to v2
@@ -31,3 +33,10 @@ Emoji           | Label             | Meaning
 ```
 
 If you're using the `--require` method or importing `@dotcom-reliability-kit/opentelemetry/setup` then this is not a breaking change.
+
+
+## Migrating from v2 to v3
+
+### Node.js 18 is no longer supported
+
+**:red_circle: Breaking:** this version drops support for Node.js v18. If your app is already using Node.js v20 or above then you can migrate with no code changes.
diff --git a/packages/opentelemetry/package.json b/packages/opentelemetry/package.json
index 020d1ffd..66bb5aed 100644
--- a/packages/opentelemetry/package.json
+++ b/packages/opentelemetry/package.json
@@ -11,7 +11,7 @@
 	"bugs": "https://github.com/Financial-Times/dotcom-reliability-kit/issues?q=label:\"package: opentelemetry\"",
 	"license": "MIT",
 	"engines": {
-		"node": "18.x || 20.x || 22.x",
+		"node": "20.x || 22.x",
 		"npm": "8.x || 9.x || 10.x"
 	},
 	"main": "lib/index.js",
diff --git a/packages/serialize-error/docs/migration.md b/packages/serialize-error/docs/migration.md
index 55884c52..5aac8cab 100644
--- a/packages/serialize-error/docs/migration.md
+++ b/packages/serialize-error/docs/migration.md
@@ -12,6 +12,8 @@ Emoji           | Label             | Meaning
   * [Node.js 14 is no longer supported](#nodejs-14-is-no-longer-supported)
 * [Migrating from v2 to v3](#migrating-from-v2-to-v3)
   * [Node.js 16 is no longer supported](#nodejs-16-is-no-longer-supported)
+* [Migrating from v3 to v4](#migrating-from-v3-to-v4)
+  * [Node.js 18 is no longer supported](#nodejs-18-is-no-longer-supported)
 
 
 ## Migrating from v1 to v2
@@ -26,3 +28,10 @@ Emoji           | Label             | Meaning
 ### Node.js 16 is no longer supported
 
 **:red_circle: Breaking:** this version drops support for Node.js v16. If your app is already using Node.js v18 or above then you can migrate with no code changes.
+
+
+## Migrating from v3 to v4
+
+### Node.js 18 is no longer supported
+
+**:red_circle: Breaking:** this version drops support for Node.js v18. If your app is already using Node.js v20 or above then you can migrate with no code changes.
diff --git a/packages/serialize-error/package.json b/packages/serialize-error/package.json
index ec5784a1..e3374871 100644
--- a/packages/serialize-error/package.json
+++ b/packages/serialize-error/package.json
@@ -11,7 +11,7 @@
   "bugs": "https://github.com/Financial-Times/dotcom-reliability-kit/issues?q=label:\"package: serialize-error\"",
   "license": "MIT",
   "engines": {
-    "node": "18.x || 20.x || 22.x"
+    "node": "20.x || 22.x"
   },
   "main": "lib/index.js",
   "types": "types/index.d.ts"
diff --git a/packages/serialize-request/docs/migration.md b/packages/serialize-request/docs/migration.md
index 02698f3d..c16b8fab 100644
--- a/packages/serialize-request/docs/migration.md
+++ b/packages/serialize-request/docs/migration.md
@@ -12,6 +12,8 @@ Emoji           | Label             | Meaning
   * [Node.js 14 is no longer supported](#nodejs-14-is-no-longer-supported)
 * [Migrating from v2 to v3](#migrating-from-v2-to-v3)
   * [Node.js 16 is no longer supported](#nodejs-16-is-no-longer-supported)
+* [Migrating from v3 to v4](#migrating-from-v3-to-v4)
+  * [Node.js 18 is no longer supported](#nodejs-18-is-no-longer-supported)
 
 
 ## Migrating from v1 to v2
@@ -26,3 +28,10 @@ Emoji           | Label             | Meaning
 ### Node.js 16 is no longer supported
 
 **:red_circle: Breaking:** this version drops support for Node.js v16. If your app is already using Node.js v18 or above then you can migrate with no code changes.
+
+
+## Migrating from v3 to v4
+
+### Node.js 18 is no longer supported
+
+**:red_circle: Breaking:** this version drops support for Node.js v18. If your app is already using Node.js v20 or above then you can migrate with no code changes.
diff --git a/packages/serialize-request/package.json b/packages/serialize-request/package.json
index a5e72585..01a33f08 100644
--- a/packages/serialize-request/package.json
+++ b/packages/serialize-request/package.json
@@ -11,7 +11,7 @@
   "bugs": "https://github.com/Financial-Times/dotcom-reliability-kit/issues?q=label:\"package: serialize-request\"",
   "license": "MIT",
   "engines": {
-    "node": "18.x || 20.x || 22.x"
+    "node": "20.x || 22.x"
   },
   "main": "lib/index.js",
   "types": "types/index.d.ts",
diff --git a/resources/logos/package.json b/resources/logos/package.json
index a960d678..e863f033 100644
--- a/resources/logos/package.json
+++ b/resources/logos/package.json
@@ -12,7 +12,7 @@
   "bugs": "https://github.com/Financial-Times/dotcom-reliability-kit/issues",
   "license": "MIT",
   "engines": {
-    "node": "18.x || 20.x || 22.x"
+    "node": "20.x || 22.x"
   },
   "scripts": {
     "build": "./scripts/build.js"