diff --git a/renren-admin/src/main/java/io/renren/common/controller/CensusController.java b/renren-admin/src/main/java/io/renren/common/controller/CensusController.java
index 23e2d022..b4708702 100644
--- a/renren-admin/src/main/java/io/renren/common/controller/CensusController.java
+++ b/renren-admin/src/main/java/io/renren/common/controller/CensusController.java
@@ -402,7 +402,7 @@ public class CensusController {
         }).collect(Collectors.toList());
         response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");
         response.setCharacterEncoding("utf-8");
-        String fileName = URLEncoder.encode("按照部门_能力类型_组件类型统计能力使用情况", "UTF-8").replaceAll("\\+", "%20");
+        String fileName = URLEncoder.encode("按照部门_能力类型_组件类型统计能力使用情况_" + System.currentTimeMillis(), "UTF-8").replaceAll("\\+", "%20");
         response.setHeader("Content-disposition", "attachment;filename*=utf-8''" + fileName + ".xlsx");
         EasyExcel.write(response.getOutputStream(), SelectApplyDeptDetailTypeCountListExcel.class).sheet("使用情况").doWrite(date);
     }
@@ -444,7 +444,7 @@ public class CensusController {
         }).collect(Collectors.toList());
         response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");
         response.setCharacterEncoding("utf-8");
-        String fileName = URLEncoder.encode("按照部门_能力类型_组件类型统计能力上架情况", "UTF-8").replaceAll("\\+", "%20");
+        String fileName = URLEncoder.encode("按照部门_能力类型_组件类型统计能力上架情况_" + System.currentTimeMillis(), "UTF-8").replaceAll("\\+", "%20");
         response.setHeader("Content-disposition", "attachment;filename*=utf-8''" + fileName + ".xlsx");
         EasyExcel.write(response.getOutputStream(), SelectDeptDetailTypeCountListExcel.class).sheet("上架情况").doWrite(date);
     }
@@ -486,7 +486,7 @@ public class CensusController {
         }).collect(Collectors.toList());
         response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");
         response.setCharacterEncoding("utf-8");
-        String fileName = URLEncoder.encode("部门上架资源及审批结果详细信息", "UTF-8").replaceAll("\\+", "%20");
+        String fileName = URLEncoder.encode("部门上架资源及审批结果详细信息_" + System.currentTimeMillis(), "UTF-8").replaceAll("\\+", "%20");
         response.setHeader("Content-disposition", "attachment;filename*=utf-8''" + fileName + ".xlsx");
         EasyExcel.write(response.getOutputStream()).head(exportSelectCensusResourceTableHead()).sheet("上架情况").doWrite(date);
     }
@@ -549,7 +549,7 @@ public class CensusController {
         }).collect(Collectors.toList());
         response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");
         response.setCharacterEncoding("utf-8");
-        String fileName = URLEncoder.encode("部门申请资源及审批结果详细信息", "UTF-8").replaceAll("\\+", "%20");
+        String fileName = URLEncoder.encode("部门申请资源及审批结果详细信息_" + System.currentTimeMillis(), "UTF-8").replaceAll("\\+", "%20");
         response.setHeader("Content-disposition", "attachment;filename*=utf-8''" + fileName + ".xlsx");
         EasyExcel.write(response.getOutputStream()).head(exportSelectCensusApplyTableHead()).sheet("申请情况").doWrite(date);
     }