diff --git a/.gitea/workflows/container-build.yaml b/.gitea/workflows/container-build.yaml
index a6baebf..d0ae509 100644
--- a/.gitea/workflows/container-build.yaml
+++ b/.gitea/workflows/container-build.yaml
@@ -16,7 +16,10 @@ jobs:
         run: docker pull ubuntu:latest
       - name: Var envs
         run: export
+      - name: Make tag
+        id: tag_vars
+        run: echo "IMAGE_NAME=\"$(echo \"$GITHUB_REPOSITORY\" | tr '[:upper:]' '[:lower:])'\"" >> $GITHUB_OUTPUT
       - name: Docker retag
-        run: docker tag ubuntu:latest $(echo "$GITHUB_REPOSITORY" | tr '[:upper:]' '[:lower:]'):latest
+        run: docker tag ubuntu:latest ${{ steps.tag_vars.outputs.IMAGE_NAME }}:latest
       - name: Docker push
         run: docker push $GITHUB_ACTION_REPOSITORY:latest