diff --git a/.github/workflows/sonar.yaml b/.github/workflows/sonar.yaml
index 13e51f4..3a3f774 100644
--- a/.github/workflows/sonar.yaml
+++ b/.github/workflows/sonar.yaml
@@ -6,6 +6,8 @@ on:
     types: [opened, synchronize, reopened]
 
 name: Sonar
+permissions:
+  contents: read
 jobs:
   sonarqube:
     runs-on: ubuntu-latest