diff --git a/tokio/src/runtime/io/registration_set.rs b/tokio/src/runtime/io/registration_set.rs
index eaaedb0d0fe..9b23732d96a 100644
--- a/tokio/src/runtime/io/registration_set.rs
+++ b/tokio/src/runtime/io/registration_set.rs
@@ -62,6 +62,7 @@ impl RegistrationSet {
 
         // Push a ref into the list of all resources.
         synced.registrations.push_front(ret.clone());
+
         Ok(ret)
     }