diff --git a/.github/workflows/release-lambda.yml b/.github/workflows/release-lambda.yml
index 0013068f..4c4d67c9 100644
--- a/.github/workflows/release-lambda.yml
+++ b/.github/workflows/release-lambda.yml
@@ -186,6 +186,16 @@ jobs:
           echo "}" >> layer_arns.tf
           terraform fmt layer_arns.tf
           cat layer_arns.tf
+      - name: generate layer ARN constants for CDK
+        working-directory: ${{ env.LAYER_NAME }}
+        run: |
+          echo "{" > ../layer_cdk
+          for file in *; do
+            read arn < "$file"
+            echo "    \"$file\": \"$arn\"," >> ../layer_cdk
+          done
+          echo "}" >> ../layer_cdk
+          cat ../layer_cdk
       - name: download layer.zip
         uses: actions/download-artifact@v4
         with: