diff --git a/examples.md b/examples.md
index 7016b82..8ba2bd7 100644
--- a/examples.md
+++ b/examples.md
@@ -124,7 +124,7 @@ Using [NuGet lock files](https://docs.microsoft.com/nuget/consume-packages/packa
 
 ## Rust - Cargo
 
-```
+```yaml
 - name: Cache cargo registry
   uses: actions/cache@v1
   with: