diff --git a/ruoyi-ui/src/components/Process/components/nodePanel/task.vue b/ruoyi-ui/src/components/Process/components/nodePanel/task.vue
index 9e744741..001ef8e0 100644
--- a/ruoyi-ui/src/components/Process/components/nodePanel/task.vue
+++ b/ruoyi-ui/src/components/Process/components/nodePanel/task.vue
@@ -382,6 +382,9 @@ export default {
     'formData.formKey': function(val) {
       if (StrUtil.isNotBlank(val)) {
         this.updateProperties({'flowable:formKey': val})
+      } else {
+        // 删除xml中已选择表单信息
+        delete this.element.businessObject[`formKey`]
       }
     },
     'formData.priority': function(val) {