diff --git a/pkg/common/constant/constant.go b/pkg/common/constant/constant.go
index 54ab18cd3..a727c56d9 100644
--- a/pkg/common/constant/constant.go
+++ b/pkg/common/constant/constant.go
@@ -93,7 +93,7 @@ const (
 	ClearConversationNotification = 2101
 	DeleteMsgsNotification        = 2102
 
-	NotificationEnd = 3000
+	NotificationEnd = 5000
 
 	//status
 	MsgNormal  = 1
diff --git a/pkg/common/db/cache/black.go b/pkg/common/db/cache/black.go
index 2ccd61367..cdd7fa9c1 100644
--- a/pkg/common/db/cache/black.go
+++ b/pkg/common/db/cache/black.go
@@ -62,6 +62,6 @@ func (b *BlackCacheRedis) GetBlackIDs(ctx context.Context, userID string) (black
 
 func (b *BlackCacheRedis) DelBlackIDs(ctx context.Context, userID string) BlackCache {
 	cache := b.NewCache()
-	cache.AddKeys(userID)
+	cache.AddKeys(b.getBlackIDsKey(userID))
 	return cache
 }