diff --git a/.github/workflows/cd-dev.yml b/.github/workflows/cd-dev.yml
index 46c948a..1db4903 100644
--- a/.github/workflows/cd-dev.yml
+++ b/.github/workflows/cd-dev.yml
@@ -42,7 +42,7 @@ jobs:
           fi
 
       - name: Configure kubectl
-        uses: azure/setup-kubectl@v3
+        uses: azure/setup-kubectl@v4
         with:
           version: 'latest'
 
diff --git a/.github/workflows/cd-production.yml b/.github/workflows/cd-production.yml
index 9b63fe5..814cb31 100644
--- a/.github/workflows/cd-production.yml
+++ b/.github/workflows/cd-production.yml
@@ -89,7 +89,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Configure kubectl
-        uses: azure/setup-kubectl@v3
+        uses: azure/setup-kubectl@v4
 
       - name: Determine image tag
         id: image
diff --git a/.github/workflows/cd-staging.yml b/.github/workflows/cd-staging.yml
index 8e002a8..039471e 100644
--- a/.github/workflows/cd-staging.yml
+++ b/.github/workflows/cd-staging.yml
@@ -40,7 +40,7 @@ jobs:
           fi
 
       - name: Configure kubectl
-        uses: azure/setup-kubectl@v3
+        uses: azure/setup-kubectl@v4
 
       # For local/testing environments without real Kubernetes
       - name: Setup deployment (simulation mode)