diff --git a/src/endpoint.rs b/src/endpoint.rs
index 0fecf0b9b..5931a40e3 100644
--- a/src/endpoint.rs
+++ b/src/endpoint.rs
@@ -118,3 +118,10 @@ where
         Ok(next.run(req).await)
     }
 }
+
+#[async_trait]
+impl<State: Clone + Send + Sync + 'static> Endpoint<State> for Box<dyn Endpoint<State>> {
+    async fn call(&self, request: Request<State>) -> crate::Result {
+        self.call(request).await
+    }
+}