diff --git a/.gitea/workflows/release.yml b/.gitea/workflows/release.yml
index 204cf59..b1757b3 100644
--- a/.gitea/workflows/release.yml
+++ b/.gitea/workflows/release.yml
@@ -20,11 +20,15 @@ jobs:
           username: ${{ gitea.actor }}
           password: ${{ secrets.RELEASE_TOKEN }}
 
+      - name: Set lowercase repo name
+        id: repo
+        run: echo "name=$(echo '${{ gitea.repository }}' | tr '[:upper:]' '[:lower:]')" >> $GITHUB_OUTPUT
+
       - name: Build and push
         uses: https://github.com/docker/build-push-action@v6
         with:
           context: .
           push: true
           tags: |
-            git.goutailler-olivier.com/${{ gitea.repository_lower }}:${{ gitea.ref_name }}
-            git.goutailler-olivier.com/${{ gitea.repository_lower }}:latest
+            git.goutailler-olivier.com/${{ steps.repo.outputs.name }}:${{ gitea.ref_name }}
+            git.goutailler-olivier.com/${{ steps.repo.outputs.name }}:latest