diff --git a/crates/rdsys-backend/README.md b/crates/rdsys-backend/README.md
index bcff125..2cfa114 100644
--- a/crates/rdsys-backend/README.md
+++ b/crates/rdsys-backend/README.md
@@ -2,7 +2,7 @@
 
 ### Usage
 
-```
+```rust
 use rdsys_backend::start_stream;
 use tokio;