diff --git a/src/redis-shake/sync.go b/src/redis-shake/sync.go
index 636b8ef..5c86495 100644
--- a/src/redis-shake/sync.go
+++ b/src/redis-shake/sync.go
@@ -425,8 +425,8 @@ func (cmd *CmdSync) SyncCommand(reader *bufio.Reader, target, auth_type, passwd
 					// cmd.SyncStat.Delay.Add(time.Now().Sub(node.t).Nanoseconds())
 					metric.MetricVar.AddDelay(uint64(time.Now().Sub(node.t).Nanoseconds()) / 1000000) // ms
 					node = nil
-				} else if node.id > id {
-					log.Panicf("receive id invalid: node-id[%v] > receive-id[%v]", node.id, id)
+				} else if node.id < id {
+					log.Panicf("receive id invalid: node-id[%v] < receive-id[%v]", node.id, id)
 				}
 			}
 		}