diff --git a/.github/workflows/node.js.yml b/.github/workflows/node.js.yml
index 4dc5730..6ffc4ac 100644
--- a/.github/workflows/node.js.yml
+++ b/.github/workflows/node.js.yml
@@ -3,6 +3,9 @@
 
 name: Node.js CI
 
+permissions:
+  contents: read
+
 on:
   push:
     branches: [ "master" ]