diff --git a/src/rootserver/ob_standby_schema_refresh_trigger.cpp b/src/rootserver/ob_standby_schema_refresh_trigger.cpp
index 861af2ac7f..7ae05ba569 100644
--- a/src/rootserver/ob_standby_schema_refresh_trigger.cpp
+++ b/src/rootserver/ob_standby_schema_refresh_trigger.cpp
@@ -100,6 +100,7 @@ int ObStandbySchemaRefreshTrigger::submit_tenant_refresh_schema_task_()
   int ret = OB_SUCCESS;
   rootserver::ObTenantInfoLoader *tenant_info_loader = MTL(rootserver::ObTenantInfoLoader*);
   bool is_standby_normal_status = false;
+  DEBUG_SYNC(BLOCK_STANDBY_REFRESH_SCHEMA);
 
   if (OB_FAIL(check_inner_stat_())) {
     WSTAT("error unexpected", KR(ret), K(tenant_id_), KP(sql_proxy_));
diff --git a/src/rootserver/ob_tenant_role_transition_service.cpp b/src/rootserver/ob_tenant_role_transition_service.cpp
index 957010f036..d5d6053e3d 100644
--- a/src/rootserver/ob_tenant_role_transition_service.cpp
+++ b/src/rootserver/ob_tenant_role_transition_service.cpp
@@ -143,6 +143,14 @@ int ObTenantRoleTransitionService::failover_to_primary()
   if (OB_FAIL(ret)) {
   } else {
     (void)broadcast_tenant_info(ObTenantRoleTransitionConstants::SWITCH_TO_PRIMARY_LOG_MOD_STR);
+    ObBroadcastSchemaArg arg;
+    arg.tenant_id_ = tenant_id_;
+    if (OB_ISNULL(GCTX.rs_rpc_proxy_) || OB_ISNULL(GCTX.rs_mgr_)) {
+      ret = OB_ERR_UNEXPECTED;
+      LOG_WARN("common rpc proxy is null", KR(ret), KP(GCTX.rs_mgr_), KP(GCTX.rs_rpc_proxy_));
+    } else if (OB_FAIL(GCTX.rs_rpc_proxy_->to_rs(*GCTX.rs_mgr_).broadcast_schema(arg))) {
+      LOG_WARN("failed to broadcast schema", KR(ret), K(arg));
+    }
   }
 
   const int64_t cost = ObTimeUtility::current_time() - start_service_time;
diff --git a/src/share/ob_debug_sync_point.h b/src/share/ob_debug_sync_point.h
index f22314af58..0e60029663 100755
--- a/src/share/ob_debug_sync_point.h
+++ b/src/share/ob_debug_sync_point.h
@@ -398,6 +398,7 @@ class ObString;
     ACT(SWITCHING_TO_STANDBY,)\
     ACT(BEFORE_RECOVER_USER_LS,)\
     ACT(BEFORE_PREPARE_FLASHBACK,)\
+    ACT(BLOCK_STANDBY_REFRESH_SCHEMA,)\
     ACT(BEFORE_LS_RESTORE_SYS_TABLETS,)\
     ACT(BEFORE_WAIT_RESTORE_SYS_TABLETS,)\
     ACT(BEFORE_WAIT_RESTORE_TABLETS_META,)\