diff --git a/.github/workflows/deploy_helm_chart.yaml b/.github/workflows/deploy_helm_chart.yaml
index c4ae430d1..5dda86b7e 100644
--- a/.github/workflows/deploy_helm_chart.yaml
+++ b/.github/workflows/deploy_helm_chart.yaml
@@ -61,8 +61,8 @@ jobs:
       - name: Auth to Google Cloud
         uses: google-github-actions/auth@v2
         with:
-          workload_identity_provider: ${{ env.CICD_WORKLOAD_IDENTITY_PROVIDER }}
-          service_account: ${{ env.CICD_SERVICE_ACCOUNT_EMAIL }}
+          workload_identity_provider: ${{ vars.CICD_WORKLOAD_IDENTITY_PROVIDER }}
+          service_account: ${{ vars.CICD_SERVICE_ACCOUNT_EMAIL }}
 
       - name: Get GKE credentials to access the cluster
         uses: google-github-actions/get-gke-credentials@v2