diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index cb14edb6..92441367 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -1,5 +1,8 @@
 name: Build
 
+permissions:
+  contents: read
+
 on:
   workflow_dispatch:
   pull_request: