diff --git a/.github/workflows/dispatch-container-base-gcp.yml b/.github/workflows/dispatch-container-base-gcp.yml
index 7fa3311..452884a 100644
--- a/.github/workflows/dispatch-container-base-gcp.yml
+++ b/.github/workflows/dispatch-container-base-gcp.yml
@@ -16,7 +16,7 @@ jobs:
     - id: get-id
       name: Get a unique tag for this build
       run: |
-        echo "DOCKER_IMAGE=${{ vars.docker_repo2_registry }}/${{ github.repository }}:${{ inputs.image_tag }}" >> "$GITHUB_OUTPUT";
+        echo "DOCKER_IMAGE=${{ vars.GCP_DOCKER_REGISTRY }}/${{ github.repository }}:${{ inputs.image_tag }}" >> "$GITHUB_OUTPUT";
 
     - name: Print image name
       run: |