diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 8f94fbd..85056c0 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -83,13 +83,13 @@ jobs:
       - name: Check `image_latest_artifact`
         uses: nick-fields/assert-action@v1
         with:
-          expected: europe-west6-docker.pkg.dev/my-test-project/my-affix/my-test-service:refs-pull-${{ github.event.number }}-latest
+          expected: europe-west6-docker.pkg.dev/my-test-project/my-affix/my-test-service:refs-pull-${{ github.event.number }}-mer-latest
           actual: ${{ steps.get-deployment-info.outputs.image_latest_artifact }}
 
       - name: Check `image_latest_tag`
         uses: nick-fields/assert-action@v1
         with:
-          expected: refs-pull-${{ github.event.number }}-latest
+          expected: refs-pull-${{ github.event.number }}-mer-latest
           actual: ${{ steps.get-deployment-info.outputs.image_latest_tag }}
 
       - name: Check `image_version_artifact`
@@ -101,7 +101,7 @@ jobs:
       - name: Check `image_version_tag`
         uses: nick-fields/assert-action@v1
         with:
-          expected: refs-pull-${{ github.event.number }}
+          expected: refs-pull-${{ github.event.number }}-mer
           actual: ${{ steps.get-deployment-info.outputs.image_version_tag }}
 
       - name: Check `short_sha`
@@ -125,11 +125,11 @@ jobs:
       - name: Check `revision_tag`
         uses: nick-fields/assert-action@v1
         with:
-          expected: refs-pull-${{ github.event.number }}
+          expected: refs-pull-${{ github.event.number }}-mer
           actual: ${{ steps.get-deployment-info.outputs.revision_tag }}
 
       - name: Check `revision_tag_slug`
         uses: nick-fields/assert-action@v1
         with:
-          expected: refs-pull-${{ github.event.number }}
+          expected: refs-pull-${{ github.event.number }}-mer
           actual: ${{ steps.get-deployment-info.outputs.revision_tag_slug }}