diff --git a/.github/workflows/update-header.yml b/.github/workflows/update-header.yml
index 5852738..332c416 100644
--- a/.github/workflows/update-header.yml
+++ b/.github/workflows/update-header.yml
@@ -7,6 +7,7 @@ on:
 
 permissions:
   contents: write
+  pull-requests: write
 
 jobs:
   update-header: