diff --git a/pmapi/src/main/java/com/ningdatech/pmapi/projectlib/manage/ProjectLibManage.java b/pmapi/src/main/java/com/ningdatech/pmapi/projectlib/manage/ProjectLibManage.java
index b5a9110..d101a89 100644
--- a/pmapi/src/main/java/com/ningdatech/pmapi/projectlib/manage/ProjectLibManage.java
+++ b/pmapi/src/main/java/com/ningdatech/pmapi/projectlib/manage/ProjectLibManage.java
@@ -122,8 +122,6 @@ public class ProjectLibManage {
     private final IProjectTagService projectTagService;
     private final ITagService tagService;
 
-    private final IOperationService operationService;
-
     private final ISupplierSafetyQualificationService supplierSafetyQualificationService;
 
     private final IPersonSafetyInfoService personSafetyInfoService;