diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 4ad6871..5e57d5a 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -1,4 +1,6 @@
 name: Rust
+permissions:
+  contents: read
 
 on:
   push: