diff --git a/.github/workflows/run-test.yml b/.github/workflows/run-test.yml
index ab126d2..2031842 100644
--- a/.github/workflows/run-test.yml
+++ b/.github/workflows/run-test.yml
@@ -2,6 +2,9 @@ name: ua-parser-js-run-test
 
 on: [push, pull_request]
 
+permissions:
+  contents: read
+
 jobs:
   run-test:
     runs-on: ubuntu-latest