diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 86425117..85fe9b36 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -61,8 +61,15 @@ jobs:
     needs: build
     environment: staging
 
+    permissions:
+      id-token: write # This is required for requesting the JWT
+      contents: read  # This is required for actions/checkout
+
     env:
       KUBE_NAMESPACE: ${{ secrets.KUBE_NAMESPACE }}
+      KUBE_CERT: ${{ secrets.KUBE_CERT }}
+      KUBE_TOKEN: ${{ secrets.KUBE_TOKEN }}
+      KUBE_CLUSTER: ${{ secrets.KUBE_CLUSTER }}
 
     steps:
       - name: Checkout
@@ -88,14 +95,11 @@ jobs:
 
       - name: Tag build and push to ECR
         run: |
+          docker pull ${{ vars.ECR_URL }}:$SHA
           docker tag ${{ vars.ECR_URL }}:$SHA ${{ vars.ECR_URL }}:staging.latest
           docker push ${{ vars.ECR_URL }}:staging.latest
 
       - name: Authenticate to the cluster
-        env:
-          KUBE_CERT: ${{ secrets.KUBE_CERT }}
-          KUBE_TOKEN: ${{ secrets.KUBE_TOKEN }}
-          KUBE_CLUSTER: ${{ secrets.KUBE_CLUSTER }}
         run: |
           echo "${KUBE_CERT}" > ca.crt
           kubectl config set-cluster ${KUBE_CLUSTER} --certificate-authority=./ca.crt --server=https://${KUBE_CLUSTER}
@@ -106,7 +110,7 @@ jobs:
       - name: Rollout restart deployment
         run: |
           kubectl set image -n ${KUBE_NAMESPACE} \
-          config/kubernetes/staging \
+          deployment/disclosure-checker-staging \
           webapp="${{ vars.ECR_URL }}:$SHA"
 
       - name: Send deploy notification to product Slack channel
@@ -144,8 +148,15 @@ jobs:
     needs: build
     environment: qa
 
+    permissions:
+      id-token: write # This is required for requesting the JWT
+      contents: read  # This is required for actions/checkout
+
     env:
       KUBE_NAMESPACE: ${{ secrets.KUBE_NAMESPACE }}
+      KUBE_CERT: ${{ secrets.KUBE_CERT }}
+      KUBE_TOKEN: ${{ secrets.KUBE_TOKEN }}
+      KUBE_CLUSTER: ${{ secrets.KUBE_CLUSTER }}
 
     steps:
       - name: Checkout
@@ -171,14 +182,11 @@ jobs:
 
       - name: Tag build and push to ECR
         run: |
+          docker pull ${{ vars.ECR_URL }}:$SHA
           docker tag ${{ vars.ECR_URL }}:$SHA ${{ vars.ECR_URL }}:qa.latest
           docker push ${{ vars.ECR_URL }}:qa.latest
 
       - name: Authenticate to the cluster
-        env:
-          KUBE_CERT: ${{ secrets.KUBE_CERT }}
-          KUBE_TOKEN: ${{ secrets.KUBE_TOKEN }}
-          KUBE_CLUSTER: ${{ secrets.KUBE_CLUSTER }}
         run: |
           echo "${KUBE_CERT}" > ca.crt
           kubectl config set-cluster ${KUBE_CLUSTER} --certificate-authority=./ca.crt --server=https://${KUBE_CLUSTER}
@@ -189,7 +197,7 @@ jobs:
       - name: Rollout restart deployment
         run: |
           kubectl set image -n ${KUBE_NAMESPACE} \
-          config/kubernetes/qa \
+          deployment/disclosure-checker-qa \
           webapp="${{ vars.ECR_URL }}:$SHA"
 
       - name: Send deploy notification to product Slack channel
@@ -228,8 +236,15 @@ jobs:
     if: ${{ github.ref == 'refs/heads/main' }}
     environment: production
 
+    permissions:
+      id-token: write # This is required for requesting the JWT
+      contents: read  # This is required for actions/checkout
+
     env:
-      KUBE_NAMESPACE: ${{ secrets.KUBE_PROD_NAMESPACE }}
+      KUBE_NAMESPACE: ${{ secrets.KUBE_NAMESPACE }}
+      KUBE_CERT: ${{ secrets.KUBE_CERT }}
+      KUBE_TOKEN: ${{ secrets.KUBE_TOKEN }}
+      KUBE_CLUSTER: ${{ secrets.KUBE_CLUSTER }}
 
     steps:
       - name: Checkout
@@ -255,14 +270,11 @@ jobs:
 
       - name: Tag build and push to ECR
         run: |
+          docker pull ${{ vars.ECR_URL }}:$SHA
           docker tag ${{ vars.ECR_URL }}:$SHA ${{ vars.ECR_URL }}:production.latest
           docker push ${{ vars.ECR_URL }}:production.latest
 
       - name: Authenticate to the cluster
-        env:
-          KUBE_CERT: ${{ secrets.KUBE_PROD_CERT }}
-          KUBE_TOKEN: ${{ secrets.KUBE_PROD_TOKEN }}
-          KUBE_CLUSTER: ${{ secrets.KUBE_PROD_CLUSTER }}
         run: |
           echo "${KUBE_CERT}" > ca.crt
           kubectl config set-cluster ${KUBE_CLUSTER} --certificate-authority=./ca.crt --server=https://${KUBE_CLUSTER}
@@ -273,7 +285,7 @@ jobs:
       - name: Rollout restart deployment
         run: |
           kubectl set image -n ${KUBE_NAMESPACE} \
-          config/kubernetes/production \
+          deployment/disclosure-checker-production \
           webapp="${{ vars.ECR_URL }}:$SHA"
 
       - name: Send deploy notification to product Slack channel
diff --git a/config/kubernetes/production/deployment.yml b/config/kubernetes/production/deployment.yml
index 5be37916..37aaeae2 100644
--- a/config/kubernetes/production/deployment.yml
+++ b/config/kubernetes/production/deployment.yml
@@ -1,10 +1,10 @@
 apiVersion: apps/v1
 kind: Deployment
 metadata:
-  name: disclosure-checker-deployment-production
+  name: disclosure-checker-production
   namespace: disclosure-checker-production
 spec:
-  replicas: 2
+  replicas: 3
   revisionHistoryLimit: 5
   strategy:
     type: RollingUpdate
diff --git a/config/kubernetes/qa/deployment.yml b/config/kubernetes/qa/deployment.yml
index 9b7bbda8..29dc6769 100644
--- a/config/kubernetes/qa/deployment.yml
+++ b/config/kubernetes/qa/deployment.yml
@@ -1,10 +1,10 @@
 apiVersion: apps/v1
 kind: Deployment
 metadata:
-  name: disclosure-checker-deployment-qa
+  name: disclosure-checker-qa
   namespace: disclosure-checker-qa
 spec:
-  replicas: 2
+  replicas: 1
   revisionHistoryLimit: 5
   strategy:
     type: RollingUpdate
@@ -35,7 +35,7 @@ spec:
             memory: 1Gi
         readinessProbe:
           httpGet:
-            path: /ping.json
+            path: /health
             port: 3000
             httpHeaders:
               - name: X-Forwarded-Proto
@@ -46,7 +46,7 @@ spec:
           periodSeconds: 10
         livenessProbe:
           httpGet:
-            path: /ping.json
+            path: /health
             port: 3000
             httpHeaders:
               - name: X-Forwarded-Proto
diff --git a/config/kubernetes/staging/deployment.yml b/config/kubernetes/staging/deployment.yml
index f0327b37..d671398c 100644
--- a/config/kubernetes/staging/deployment.yml
+++ b/config/kubernetes/staging/deployment.yml
@@ -1,10 +1,10 @@
 apiVersion: apps/v1
 kind: Deployment
 metadata:
-  name: disclosure-checker-deployment-staging
+  name: disclosure-checker-staging
   namespace: disclosure-checker-staging
 spec:
-  replicas: 2
+  replicas: 1
   revisionHistoryLimit: 5
   strategy:
     type: RollingUpdate