diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 91d0184..381de43 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -19,6 +19,9 @@ on:
   schedule:
     - cron: '0 15 * * 5'
 
+permissions:
+  contents: read
+
 jobs:
   analyze:
     name: Analyze