diff --git a/.gitea/workflows/build.yaml b/.gitea/workflows/build.yaml
index ccc01c0..f784d2c 100644
--- a/.gitea/workflows/build.yaml
+++ b/.gitea/workflows/build.yaml
@@ -43,7 +43,7 @@ jobs:
 
       - name: Upload central-execution-engine-spec.pdf
         if: steps.build_files.outcome == 'success'
-        uses: actions/upload-artifact@v4
+        uses: christopherhx/gitea-upload-artifact@v4
         with:
           name: central-execution-engine-spec-${{ env.SHORT_SHA }}.pdf
           path: ${{ gitea.workspace }}/build/central-execution-engine-spec.pdf