diff --git a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/util/BpmnModelUtils.java b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/util/BpmnModelUtils.java
index 4351c2b24a..01200298f9 100644
--- a/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/util/BpmnModelUtils.java
+++ b/yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/util/BpmnModelUtils.java
@@ -73,7 +73,6 @@ public class BpmnModelUtils {
         extensionElement.setName(name);
         attributes.forEach((key, value) -> {
             ExtensionAttribute extensionAttribute = new ExtensionAttribute(key, value);
-            extensionAttribute.setNamespace(FLOWABLE_EXTENSIONS_NAMESPACE);
             extensionElement.addAttribute(extensionAttribute);
         });
         element.addExtensionElement(extensionElement);