diff --git a/.github/workflows/node.js.yml b/.github/workflows/node.js.yml
index 7828196..3ee3779 100644
--- a/.github/workflows/node.js.yml
+++ b/.github/workflows/node.js.yml
@@ -3,6 +3,9 @@
 
 name: build
 
+permissions:
+  contents: read
+
 on: [push, pull_request]
 
 jobs: