diff --git a/workflow-engine-core/src/main/java/cn/axzo/workflow/core/service/impl/BpmnProcessTaskServiceImpl.java b/workflow-engine-core/src/main/java/cn/axzo/workflow/core/service/impl/BpmnProcessTaskServiceImpl.java
index fc38d1ac4..cb3e1683d 100644
--- a/workflow-engine-core/src/main/java/cn/axzo/workflow/core/service/impl/BpmnProcessTaskServiceImpl.java
+++ b/workflow-engine-core/src/main/java/cn/axzo/workflow/core/service/impl/BpmnProcessTaskServiceImpl.java
@@ -623,7 +623,7 @@ public class BpmnProcessTaskServiceImpl implements BpmnProcessTaskService {
     @Transactional(rollbackFor = Exception.class)
     public void rejectTask(BpmnTaskAuditDTO dto) {
         CommandExecutor commandExecutor = processEngineConfiguration.getCommandExecutor();
-        if (dto.getAsync()) {
+        if (Boolean.TRUE.equals(dto.getAsync())) {
             commandExecutor.execute(new CustomRejectionTaskAsyncCmd(dto));
         } else {
             commandExecutor.execute(new CustomRejectionTaskCmd(dto, extAxHiTaskInstService));