diff --git a/.gitea/workflows/mcp-tests.yml b/.gitea/workflows/mcp-tests.yml
index e0c297c..fe09df1 100644
--- a/.gitea/workflows/mcp-tests.yml
+++ b/.gitea/workflows/mcp-tests.yml
@@ -30,4 +30,6 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Run MCP lint/format/tests via nix-shell
+        env:
+          GITEA_WORKSPACE: ${{ github.workspace }}
         run: nix run .#mcp-tests