diff --git a/2.10.x/alpine3.18/Dockerfile b/2.10.x/alpine3.19/Dockerfile
similarity index 98%
rename from 2.10.x/alpine3.18/Dockerfile
rename to 2.10.x/alpine3.19/Dockerfile
index cb0d85a..d5a037c 100644
--- a/2.10.x/alpine3.18/Dockerfile
+++ b/2.10.x/alpine3.19/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.18
+FROM alpine:3.19
 
 ENV NATS_SERVER 2.10.7
 
diff --git a/2.10.x/alpine3.18/docker-entrypoint.sh b/2.10.x/alpine3.19/docker-entrypoint.sh
similarity index 100%
rename from 2.10.x/alpine3.18/docker-entrypoint.sh
rename to 2.10.x/alpine3.19/docker-entrypoint.sh
diff --git a/2.10.x/alpine3.18/nats-server.conf b/2.10.x/alpine3.19/nats-server.conf
similarity index 100%
rename from 2.10.x/alpine3.18/nats-server.conf
rename to 2.10.x/alpine3.19/nats-server.conf
diff --git a/2.10.x/scratch/Dockerfile b/2.10.x/scratch/Dockerfile
index ca01e06..acde5cc 100644
--- a/2.10.x/scratch/Dockerfile
+++ b/2.10.x/scratch/Dockerfile
@@ -1,7 +1,7 @@
 FROM scratch
 ENV PATH="$PATH:/"
 
-COPY --from=nats:2.10.7-alpine3.18 /usr/local/bin/nats-server /nats-server
+COPY --from=nats:2.10.7-alpine3.19 /usr/local/bin/nats-server /nats-server
 COPY nats-server.conf /nats-server.conf
 
 EXPOSE 4222 8222 6222
diff --git a/2.9.x/alpine3.18/Dockerfile b/2.9.x/alpine3.19/Dockerfile
similarity index 98%
rename from 2.9.x/alpine3.18/Dockerfile
rename to 2.9.x/alpine3.19/Dockerfile
index 610c91a..867e039 100644
--- a/2.9.x/alpine3.18/Dockerfile
+++ b/2.9.x/alpine3.19/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.18
+FROM alpine:3.19
 
 ENV NATS_SERVER 2.9.24
 
diff --git a/2.9.x/alpine3.18/docker-entrypoint.sh b/2.9.x/alpine3.19/docker-entrypoint.sh
similarity index 100%
rename from 2.9.x/alpine3.18/docker-entrypoint.sh
rename to 2.9.x/alpine3.19/docker-entrypoint.sh
diff --git a/2.9.x/alpine3.18/nats-server.conf b/2.9.x/alpine3.19/nats-server.conf
similarity index 100%
rename from 2.9.x/alpine3.18/nats-server.conf
rename to 2.9.x/alpine3.19/nats-server.conf
diff --git a/2.9.x/scratch/Dockerfile b/2.9.x/scratch/Dockerfile
index 1f61b5e..6dea2ce 100644
--- a/2.9.x/scratch/Dockerfile
+++ b/2.9.x/scratch/Dockerfile
@@ -1,7 +1,7 @@
 FROM scratch
 ENV PATH="$PATH:/"
 
-COPY --from=nats:2.9.24-alpine3.18 /usr/local/bin/nats-server /nats-server
+COPY --from=nats:2.9.24-alpine3.19 /usr/local/bin/nats-server /nats-server
 COPY nats-server.conf /nats-server.conf
 
 EXPOSE 4222 8222 6222
diff --git a/tests/build-images.sh b/tests/build-images.sh
index 40eb348..23dcfff 100755
--- a/tests/build-images.sh
+++ b/tests/build-images.sh
@@ -4,8 +4,8 @@ set -ex
 ver=(NATS_SERVER 2.10.7)
 
 (
-	cd "2.9.x/alpine3.18"
-	docker build --tag nats:${ver[1]}-alpine3.18 .
+	cd "2.9.x/alpine3.19"
+	docker build --tag nats:${ver[1]}-alpine3.19 .
 )
 
 (
@@ -16,8 +16,8 @@ ver=(NATS_SERVER 2.10.7)
 ver=(NATS_SERVER 2.10.7)
 
 (
-	cd "2.10.x/alpine3.18"
-	docker build --tag nats:${ver[1]}-alpine3.18 .
+	cd "2.10.x/alpine3.19"
+	docker build --tag nats:${ver[1]}-alpine3.19 .
 )
 
 (
diff --git a/tests/run-images.sh b/tests/run-images.sh
index def4c01..f350c4a 100755
--- a/tests/run-images.sh
+++ b/tests/run-images.sh
@@ -4,7 +4,7 @@ set -ex
 ver=(NATS_SERVER 2.10.7)
 
 images=(
-	"nats:${ver[1]}-alpine3.18"
+	"nats:${ver[1]}-alpine3.19"
 	"nats:${ver[1]}-scratch"
 )
 
@@ -18,7 +18,7 @@ done
 ver=(NATS_SERVER 2.10.7)
 
 images=(
-	"nats:${ver[1]}-alpine3.18"
+	"nats:${ver[1]}-alpine3.19"
 	"nats:${ver[1]}-scratch"
 )
 
diff --git a/update.py b/update.py
index 68f9905..e8680b4 100755
--- a/update.py
+++ b/update.py
@@ -12,7 +12,7 @@
 def update_env_var(base_dir: str, new_ver: str):
     files = [
         f"./{base_dir}/windowsservercore-1809/Dockerfile",
-        f"./{base_dir}/alpine3.18/Dockerfile",
+        f"./{base_dir}/alpine3.19/Dockerfile",
         "./tests/build-images.sh",
         "./tests/run-images.sh",
         "./tests/build-images-2019.ps1",
@@ -68,7 +68,7 @@ def update_windows_shasums(base_dir: str, new_ver: str, shasums: typing.Dict):
 
 
 def update_alpine_shasums(base_dir: str, new_ver: str, shasums: typing.Dict):
-    file = f"{base_dir}/alpine3.18/Dockerfile"
+    file = f"{base_dir}/alpine3.19/Dockerfile"
 
     with open(file, "r") as fd:
         data = fd.read()