diff --git a/.github/workflows/security-scan.yml b/.github/workflows/security-scan.yml
index c64e25f5..e6408f3a 100644
--- a/.github/workflows/security-scan.yml
+++ b/.github/workflows/security-scan.yml
@@ -18,6 +18,9 @@ on:
       - 'requirements-docs.txt'
       - '**/*.md'
 
+permissions:
+  contents: read
+
 jobs:
   security-scan:
     runs-on: ubuntu-latest