diff --git a/pkg/manager/member/pd_member_manager.go b/pkg/manager/member/pd_member_manager.go
index ead59f4f54b..46550681797 100644
--- a/pkg/manager/member/pd_member_manager.go
+++ b/pkg/manager/member/pd_member_manager.go
@@ -311,12 +311,11 @@ func (pmm *pdMemberManager) syncTidbClusterStatus(tc *v1alpha1.TidbCluster, set
 		}
 
 		oldPDMember, exist := tc.Status.PD.Members[name]
-		if exist {
+
+		status.LastTransitionTime = metav1.Now()
+		if exist && status.Health == oldPDMember.Health {
 			status.LastTransitionTime = oldPDMember.LastTransitionTime
 		}
-		if !exist || status.Health != oldPDMember.Health {
-			status.LastTransitionTime = metav1.Now()
-		}
 
 		pdStatus[name] = status
 	}
diff --git a/pkg/manager/member/tidb_member_manager.go b/pkg/manager/member/tidb_member_manager.go
index b40756c81ae..9a28d0451a0 100644
--- a/pkg/manager/member/tidb_member_manager.go
+++ b/pkg/manager/member/tidb_member_manager.go
@@ -387,12 +387,13 @@ func (tmm *tidbMemberManager) syncTidbClusterStatus(tc *v1alpha1.TidbCluster, se
 			Health: health,
 		}
 		oldTidbMember, exist := tc.Status.TiDB.Members[name]
+
+		newTidbMember.LastTransitionTime = metav1.Now()
 		if exist {
-			newTidbMember.LastTransitionTime = oldTidbMember.LastTransitionTime
 			newTidbMember.NodeName = oldTidbMember.NodeName
-		}
-		if !exist || oldTidbMember.Health != newTidbMember.Health {
-			newTidbMember.LastTransitionTime = metav1.Now()
+			if oldTidbMember.Health == newTidbMember.Health {
+				newTidbMember.LastTransitionTime = oldTidbMember.LastTransitionTime
+			}
 		}
 		pod, err := tmm.podLister.Pods(tc.GetNamespace()).Get(name)
 		if err != nil && !apierrors.IsNotFound(err) {
diff --git a/pkg/manager/member/tikv_member_manager.go b/pkg/manager/member/tikv_member_manager.go
index 896e826aca6..114f1593596 100644
--- a/pkg/manager/member/tikv_member_manager.go
+++ b/pkg/manager/member/tikv_member_manager.go
@@ -466,12 +466,11 @@ func (tkmm *tikvMemberManager) syncTidbClusterStatus(tc *v1alpha1.TidbCluster, s
 		}
 
 		oldStore, exist := previousStores[status.ID]
-		if exist {
+
+		status.LastTransitionTime = metav1.Now()
+		if exist && status.State == oldStore.State {
 			status.LastTransitionTime = oldStore.LastTransitionTime
 		}
-		if !exist || status.State != oldStore.State {
-			status.LastTransitionTime = metav1.Now()
-		}
 
 		stores[status.ID] = *status
 	}