diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index e60eabd..c3ba225 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -1,5 +1,8 @@
 name: build
 
+permissions:
+  contents: read
+
 on:
   push:
     paths-ignore: