diff --git a/.github/workflows/assign.yml b/.github/workflows/assign.yml
index cddec11..793d143 100644
--- a/.github/workflows/assign.yml
+++ b/.github/workflows/assign.yml
@@ -7,6 +7,8 @@ jobs:
   assign:
     if: github.actor == 'dependabot[bot]'
     runs-on: ubuntu-latest
+    permissions:
+      pull-requests: write
     steps:
       - name: Assign reviewer
         uses: actions/github-script@v7