diff --git a/scaleph-api/src/main/java/cn/sliew/scaleph/api/controller/workflow/WorkflowController.java b/scaleph-api/src/main/java/cn/sliew/scaleph/api/controller/workflow/WorkflowController.java
index 8c0d124de..4c776a26b 100644
--- a/scaleph-api/src/main/java/cn/sliew/scaleph/api/controller/workflow/WorkflowController.java
+++ b/scaleph-api/src/main/java/cn/sliew/scaleph/api/controller/workflow/WorkflowController.java
@@ -21,8 +21,6 @@
 import cn.sliew.scaleph.api.annotation.Logging;
 import cn.sliew.scaleph.system.model.ResponseVO;
 import cn.sliew.scaleph.workflow.service.WorkflowDefinitionService;
-import cn.sliew.scaleph.workflow.service.WorkflowInstanceService;
-import cn.sliew.scaleph.workflow.service.WorkflowTaskInstanceService;
 import cn.sliew.scaleph.workflow.service.dto.WorkflowDefinitionDTO;
 import cn.sliew.scaleph.workflow.service.dto.WorkflowTaskDefinitionDTO;
 import cn.sliew.scaleph.workflow.service.param.WorkflowDefinitionListParam;
@@ -48,10 +46,6 @@ public class WorkflowController {
 
     @Autowired
     private WorkflowDefinitionService workflowDefinitionService;
-    @Autowired
-    private WorkflowInstanceService workflowInstanceService;
-    @Autowired
-    private WorkflowTaskInstanceService workflowTaskInstanceService;
 
     @Logging
     @GetMapping
diff --git a/scaleph-workflow/scaleph-workflow-simple/src/main/java/cn/sliew/scaleph/workflow/simple/statemachine/WorkflowInstanceStateMachine.java b/scaleph-workflow/scaleph-workflow-simple/src/main/java/cn/sliew/scaleph/workflow/simple/statemachine/WorkflowInstanceStateMachine.java
index 2622fd8d2..8d9e4eefa 100644
--- a/scaleph-workflow/scaleph-workflow-simple/src/main/java/cn/sliew/scaleph/workflow/simple/statemachine/WorkflowInstanceStateMachine.java
+++ b/scaleph-workflow/scaleph-workflow-simple/src/main/java/cn/sliew/scaleph/workflow/simple/statemachine/WorkflowInstanceStateMachine.java
@@ -26,7 +26,6 @@
 import cn.sliew.scaleph.queue.Queue;
 import cn.sliew.scaleph.queue.QueueFactory;
 import cn.sliew.scaleph.queue.util.FuryUtil;
-import cn.sliew.scaleph.workflow.service.dto.WorkflowInstanceDTO;
 import cn.sliew.scaleph.workflow.simple.listener.workflowinstance.*;
 import com.alibaba.cola.statemachine.Action;
 import com.alibaba.cola.statemachine.StateMachine;