diff --git a/workflow-engine-server/src/main/java/cn/axzo/workflow/server/controller/web/bpmn/BpmnProcessActivityController.java b/workflow-engine-server/src/main/java/cn/axzo/workflow/server/controller/web/bpmn/BpmnProcessActivityController.java
index 60a8ebdfc..a7baabaa4 100644
--- a/workflow-engine-server/src/main/java/cn/axzo/workflow/server/controller/web/bpmn/BpmnProcessActivityController.java
+++ b/workflow-engine-server/src/main/java/cn/axzo/workflow/server/controller/web/bpmn/BpmnProcessActivityController.java
@@ -53,7 +53,7 @@ public class BpmnProcessActivityController implements ProcessActivityApi {
     @Override
     @RepeatSubmit
     public CommonResponse<Boolean> trigger(@RequestParam @NotBlank(message = "触发 ID 不能为空") String triggerId,
-                                           @RequestParam(required = false, defaultValue = "true") Boolean async) {
+                                           @RequestParam(required = false, defaultValue = "false") Boolean async) {
         if (async != null && async) {
             bpmnProcessActivityService.triggerAsync(triggerId);
         } else {
@@ -67,7 +67,7 @@ public class BpmnProcessActivityController implements ProcessActivityApi {
     @Override
     @RepeatSubmit
     public CommonResponse<Boolean> trigger(@NotBlank(message = "触发 ID 不能为空") @RequestParam String triggerId) {
-        return trigger(triggerId, true);
+        return trigger(triggerId, false);
     }
 
     /**