diff --git a/msgqueue.go b/msgqueue.go
index 684cc59..0cc0dde 100644
--- a/msgqueue.go
+++ b/msgqueue.go
@@ -15,6 +15,8 @@ type msgQueue struct {
 	msgHandlers [256] struct {
 		lock sync.Mutex
 		head q5.ListHead
+		delingLock sync.Mutex
+		delingHandlers []*MsgHandler
 		addingLock sync.Mutex
 		addingHead q5.ListHead
 	}