diff --git a/.github/workflows/GnuTests.yml b/.github/workflows/GnuTests.yml
index 1de96cefd..46077e624 100644
--- a/.github/workflows/GnuTests.yml
+++ b/.github/workflows/GnuTests.yml
@@ -15,7 +15,7 @@ jobs:
       actions: read  # for dawidd6/action-download-artifact to query and download artifacts
       contents: read  # for actions/checkout to fetch code
       issues: write # to publish comment
-      pull-requests: read  # for dawidd6/action-download-artifact to query commit hash
+      pull-requests: write  # for dawidd6/action-download-artifact to query commit hash & publish comment
     name: Run GNU tests
     runs-on: ubuntu-latest
     steps: