diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e478ae3..8cbdf12 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -40,6 +40,8 @@ jobs:
   check-spack-yaml:
     name: Check spack.yaml
     runs-on: ubuntu-latest
+    permissions:
+      pull-requests: write
     steps:
       - uses: actions/checkout@v4
         with: