diff --git a/laws-modules/src/main/java/com/jero/modules/activiti/service/LawsProcessNodeOriginService.java b/laws-modules/src/main/java/com/jero/modules/activiti/service/LawsProcessNodeOriginService.java
index 19b5c56c..ba63eb99 100644
--- a/laws-modules/src/main/java/com/jero/modules/activiti/service/LawsProcessNodeOriginService.java
+++ b/laws-modules/src/main/java/com/jero/modules/activiti/service/LawsProcessNodeOriginService.java
@@ -57,6 +57,7 @@ public class LawsProcessNodeOriginService extends ServiceImpl<LawsProcessNodeOri
     public void copyNodeFromModel(String modelId, String processDefinitionId) {
         LambdaQueryWrapper<ProcessModelNode> wrapper = new LambdaQueryWrapper<>();
         wrapper.eq(ProcessModelNode::getModelId,modelId);
+        wrapper.isNotNull(ProcessModelNode::getSort);
         List<ProcessModelNode> processModelNodes = processModelNodeMapper.selectList(wrapper);
 
         List<ProcessNodeOrigin> processNodeOriginList = new ArrayList<>();