diff --git a/workflow-engine-server/src/main/java/cn/axzo/workflow/server/controller/delegate/BasedRoleTaskAssigneeSelector.java b/workflow-engine-server/src/main/java/cn/axzo/workflow/server/controller/delegate/BasedRoleTaskAssigneeSelector.java
index ff959fc20..f05d1b81b 100644
--- a/workflow-engine-server/src/main/java/cn/axzo/workflow/server/controller/delegate/BasedRoleTaskAssigneeSelector.java
+++ b/workflow-engine-server/src/main/java/cn/axzo/workflow/server/controller/delegate/BasedRoleTaskAssigneeSelector.java
@@ -5,10 +5,10 @@ import cn.axzo.karma.client.model.request.ListFlowTaskAssignerReq;
 import cn.axzo.karma.client.model.response.FlowTaskAssignerResp;
 import cn.axzo.workflow.common.enums.ApproverSpecifyEnum;
 import cn.axzo.workflow.common.model.request.bpmn.task.BpmnTaskDelegateAssigner;
-import cn.axzo.workflow.common.model.response.bpmn.model.BpmnModelDetailVO;
+import cn.axzo.workflow.common.model.response.bpmn.process.BpmnProcessDefinitionVO;
 import cn.axzo.workflow.common.model.response.category.CategoryItemVO;
 import cn.axzo.workflow.core.deletage.approverscope.ApproverScopeDTO;
-import cn.axzo.workflow.core.service.BpmnProcessModelService;
+import cn.axzo.workflow.core.service.BpmnProcessDefinitionService;
 import cn.axzo.workflow.core.service.CategoryService;
 import cn.hutool.core.collection.CollUtil;
 import lombok.extern.slf4j.Slf4j;
@@ -42,7 +42,7 @@ public class BasedRoleTaskAssigneeSelector extends AbstractBpmnTaskAssigneeSelec
     private CategoryService categoryService;
 
     @Autowired
-    private BpmnProcessModelService bpmnProcessModelService;
+    private BpmnProcessDefinitionService bpmnProcessDefinitionService;
 
     @Override
     public String getType() {
@@ -63,8 +63,8 @@ public class BasedRoleTaskAssigneeSelector extends AbstractBpmnTaskAssigneeSelec
     @Override
     protected List<BpmnTaskDelegateAssigner> invokeService(FlowElement flowElement, DelegateExecution execution,
                                                            ApproverScopeDTO scopeDto) {
-        BpmnModelDetailVO detailVO = bpmnProcessModelService.getById(execution.getProcessDefinitionId(), null);
-        Optional<CategoryItemVO> categoryItemVO = categoryService.get(BPM_MODEL_CATEGORY, detailVO.getKey());
+        BpmnProcessDefinitionVO processDefinition = bpmnProcessDefinitionService.getProcessDefinition(execution.getProcessDefinitionId());
+        Optional<CategoryItemVO> categoryItemVO = categoryService.get(BPM_MODEL_CATEGORY, processDefinition.getKey());
         Map<String, Object> variables = execution.getVariables();
         ListFlowTaskAssignerReq req = ListFlowTaskAssignerReq.builder()
                 .procInstId(execution.getProcessInstanceId())