diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index c82ed0f..fc3d98a 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -9,6 +9,9 @@ on:
   pull_request:
     branches: [ "main" ]
 
+permissions:
+  contents: read
+
 jobs:
   build: