diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 1db5e98..0f42cb1 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -20,6 +20,8 @@ on:
   schedule:
     - cron: '15 6 * * 0'
 
+permissions: read-all
+
 jobs:
   analyze:
     name: Analyze