diff --git a/workflow-engine-core/src/main/resources/sql/upgrade_to_1.3.1.1.sql b/workflow-engine-core/src/main/resources/sql/upgrade_to_1.3.1.1.sql
index b31d751cf..b8795121e 100644
--- a/workflow-engine-core/src/main/resources/sql/upgrade_to_1.3.1.1.sql
+++ b/workflow-engine-core/src/main/resources/sql/upgrade_to_1.3.1.1.sql
@@ -1,3 +1,11 @@
 alter table ext_ax_api_log
     modify response_body longblob null comment '响应参数';
 
+create index ACT_IDX_HI_COMMENT_PROC_INST
+    on act_hi_comment (PROC_INST_ID_);
+create index ACT_IDX_HI_COMMENT_TASK_ID
+    on act_hi_comment (TASK_ID_);
+create index ACT_IDX_HI_ATTACH_PROC_INST
+    on act_hi_attachment (PROC_INST_ID_);
+create index ACT_IDX_HI_ATTACH_TASK_ID
+    on act_hi_attachment (TASK_ID_);
diff --git a/workflow-engine-server/src/main/java/cn/axzo/workflow/server/controller/listener/notice/RocketMqMessagePushEventListener.java b/workflow-engine-server/src/main/java/cn/axzo/workflow/server/controller/listener/notice/RocketMqMessagePushEventListener.java
index 02a26656c..42d5e652a 100644
--- a/workflow-engine-server/src/main/java/cn/axzo/workflow/server/controller/listener/notice/RocketMqMessagePushEventListener.java
+++ b/workflow-engine-server/src/main/java/cn/axzo/workflow/server/controller/listener/notice/RocketMqMessagePushEventListener.java
@@ -128,7 +128,7 @@ public class RocketMqMessagePushEventListener extends AbstractBpmnEventListener<
         if (Objects.isNull(event.getNoticeConfig())
                 || Objects.isNull(event.getNoticeConfig().getNotice())
                 || !event.getNoticeConfig().getNotice().getSendMessage()
-                || Objects.isNull(event.getAssigners())) {
+                || CollectionUtils.isEmpty(event.getAssigners())) {
             return;
         }
         log.info("RocketMqMessagePushEventListener#onNotice...msgTemplateId: {}, receivePerson: {}, processInstanceId: {}",