diff --git a/.github/workflows/build-and-push-on-tag.yaml b/.github/workflows/build-and-push-on-tag.yaml
index 6860da9..1f4ae91 100644
--- a/.github/workflows/build-and-push-on-tag.yaml
+++ b/.github/workflows/build-and-push-on-tag.yaml
@@ -25,4 +25,5 @@ jobs:
       registry: ghcr.io
       image: dbildungsplattform/cachet
       tag: ${{ needs.pre_build.outputs.tag }}
+      prefix: v
       suffix: ${{ needs.pre_build.outputs.suffix }}
\ No newline at end of file