diff --git a/connection.go b/connection.go
index fdf40d19..270bbbfe 100644
--- a/connection.go
+++ b/connection.go
@@ -1475,7 +1475,7 @@ func (s *connection) handleHandshakeDoneFrame() error {
 		}
 	}
 	if !s.handshakeConfirmed {
-		s.handleHandshakeConfirmed()
+		return s.handleHandshakeConfirmed()
 	}
 	return nil
 }