diff --git a/.github/workflows/check-dist.yml b/.github/workflows/check-dist.yml
index b184f3ec..d7c98a65 100644
--- a/.github/workflows/check-dist.yml
+++ b/.github/workflows/check-dist.yml
@@ -6,6 +6,8 @@
 # For our project, we generate this file through a build process from other source files.
 # We need to make sure the checked-in `index.js` actually matches what we expect it to be.
 name: check dist
+permissions:
+  contents: read
 
 on:
   push: