diff --git a/client/internal/spacesyncer/space_syncer.go b/client/internal/spacesyncer/space_syncer.go
index 252ee3b..e7affe0 100644
--- a/client/internal/spacesyncer/space_syncer.go
+++ b/client/internal/spacesyncer/space_syncer.go
@@ -49,11 +49,6 @@ func (s *SpaceSyncer) Start() *async.UnboundChannel[SpaceSyncerEvent] {
 
 	ch := async.NewUnboundChannel[SpaceSyncerEvent]()
 
-	if !s.cluster.IsMaster() {
-		log.Infof("not master, skip start space syncer")
-		return ch
-	}
-
 	allTask, err := db.DoTx01(s.db, s.db.SpaceSyncTask().GetAll)
 	if err != nil {
 		log.Warnf("load task from db: %v", err)
diff --git a/client/internal/spacesyncer/trigger.go b/client/internal/spacesyncer/trigger.go
index 7aab378..f257413 100644
--- a/client/internal/spacesyncer/trigger.go
+++ b/client/internal/spacesyncer/trigger.go
@@ -11,6 +11,12 @@ import (
 func triggerOnce(syncer *SpaceSyncer, task *task) {
 	go func() {
 		log := logger.WithField("Mod", logMod)
+
+		if !syncer.cluster.IsMaster() {
+			log.Infof("not cluster master, skip")
+			return
+		}
+
 		execute(syncer, task)
 
 		syncer.lock.Lock()
@@ -42,6 +48,11 @@ func triggerInterval(syncer *SpaceSyncer, task *task, trigger *jcstypes.SpaceSyn
 		for {
 			select {
 			case <-ticker.C:
+				if !syncer.cluster.IsMaster() {
+					log.Infof("not cluster master, skip")
+					continue
+				}
+
 				execute(syncer, task)
 			case <-task.Context.Done():
 				break loop
@@ -83,6 +94,11 @@ func triggerAt(syncer *SpaceSyncer, task *task, trigger *jcstypes.SpaceSyncTrigg
 
 			select {
 			case <-time.After(at.Sub(nowTime)):
+				if !syncer.cluster.IsMaster() {
+					log.Infof("not cluster master, skip")
+					continue
+				}
+
 				execute(syncer, task)
 
 			case <-task.Context.Done():