diff --git a/.github/workflows/add-contributor-on-merge.yml b/.github/workflows/add-contributor-on-merge.yml
index bff1767..0dcea3c 100644
--- a/.github/workflows/add-contributor-on-merge.yml
+++ b/.github/workflows/add-contributor-on-merge.yml
@@ -5,6 +5,10 @@ on:
     types:
       - closed
 
+permissions:
+  contents: write
+
+
 jobs:
   add-contributor:
     if: github.event.pull_request.merged == true