diff --git a/.github/workflows/greetings.yml b/.github/workflows/greetings.yml
index c80204a..05d55ee 100644
--- a/.github/workflows/greetings.yml
+++ b/.github/workflows/greetings.yml
@@ -6,6 +6,11 @@ on:
   pull_request_target:
     types: [opened]
 
+permissions:
+  contents: read
+  issues: write
+  pull-requests: write
+
 jobs:
   greet:
     runs-on: ubuntu-latest