diff --git a/.github/workflows/python-app.yml b/.github/workflows/python-app.yml
index d6036ef..8822409 100644
--- a/.github/workflows/python-app.yml
+++ b/.github/workflows/python-app.yml
@@ -62,5 +62,6 @@ jobs:
 
     - name: Attest
       uses: actions/attest-build-provenance@v1
+      id: attest
       with:
         subject-path: '${{ github.workspace }}/output'
\ No newline at end of file