diff --git a/.github/workflows/_deploy.yml b/.github/workflows/_deploy.yml
index 97a4db2..f3ebd76 100644
--- a/.github/workflows/_deploy.yml
+++ b/.github/workflows/_deploy.yml
@@ -30,18 +30,13 @@ jobs:
       - name: Resolve environment settings
         id: env
         run: |
-          if [ "${{ inputs.environment }}" = "prod" ]; then
-            echo "project=flowy-prod-440017" >> "$GITHUB_OUTPUT"
-            echo "cluster=${{ vars.PROD_GKE_CLUSTER_NAME }}" >> "$GITHUB_OUTPUT"
-            echo "region=${{ vars.PROD_GKE_REGION }}" >> "$GITHUB_OUTPUT"
-          elif [ "${{ inputs.environment }}" = "dev" ]; then
-            echo "project=flowy-dev-440017" >> "$GITHUB_OUTPUT"
-            echo "cluster=${{ vars.DEV_GKE_CLUSTER_NAME }}" >> "$GITHUB_OUTPUT"
-            echo "region=${{ vars.DEV_GKE_REGION }}" >> "$GITHUB_OUTPUT"
-          else
-            echo "Unknown environment: ${{ inputs.environment }}" >&2
-            exit 1
-          fi
+          case "${{ inputs.environment }}" in
+            dev)  echo "project=flowy-dev-440017"  >> "$GITHUB_OUTPUT" ;;
+            prod) echo "project=flowy-prod-440017" >> "$GITHUB_OUTPUT" ;;
+            *)    echo "Unknown environment: ${{ inputs.environment }}" >&2; exit 1 ;;
+          esac
+          echo "cluster=cluster" >> "$GITHUB_OUTPUT"
+          echo "region=us-west2" >> "$GITHUB_OUTPUT"
 
       - name: Run tests
         run: go test ./...