diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 8981ab9..3ec7bf4 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -100,7 +100,7 @@ jobs:
     with:
       base64-subjects: ${{ needs.combine-hashes.outputs.hashes }}
       provenance-name: flog.multiple.intoto.jsonl
-      upload-assets: ${{ startsWith(github.ref, 'refs/tags/v') && 'true' || 'false' }}
+      upload-assets: ${{ startsWith(github.ref, 'refs/tags/v') }}
   release:
     needs: [build, combine-hashes, provenance]
     permissions: