diff --git a/docs/beginner/tutorial2-surface/README.md b/docs/beginner/tutorial2-surface/README.md
index f37d9dd3..522e493b 100644
--- a/docs/beginner/tutorial2-surface/README.md
+++ b/docs/beginner/tutorial2-surface/README.md
@@ -61,6 +61,7 @@ impl State {
                 force_fallback_adapter: false,
             },
         ).await.unwrap();
+    }
 ```
 
 ### Instance and Adapter