diff --git a/pmapi/src/main/java/com/ningdatech/pmapi/projectlib/utils/ProjectVersionUtil.java b/pmapi/src/main/java/com/ningdatech/pmapi/projectlib/utils/ProjectVersionUtil.java
index 8f96faf..4a5227b 100644
--- a/pmapi/src/main/java/com/ningdatech/pmapi/projectlib/utils/ProjectVersionUtil.java
+++ b/pmapi/src/main/java/com/ningdatech/pmapi/projectlib/utils/ProjectVersionUtil.java
@@ -63,28 +63,23 @@ public class ProjectVersionUtil {
         }
 
         // 获取之前版本的项目
-        int index = projectList.size() - 1;
-        ProcessProgressVo instanceDetail = null;
-        while (index > 0){
-            index = index - 1;
-            Project preProject = projectList.get(index);
+        for (Project preProject : projectList) {
             // 从项目流程实例关联表中查出实例详情
-            List<ProjectInst> projectInstList = projectInstService.list(Wrappers.lambdaQuery(ProjectInst.class)
-                    .eq(ProjectInst::getProjectId, preProject.getId())
-                    .eq(ProjectInst::getInstType,instTypeEnum.getCode()));
+            List<ProjectInst> projectInstList = projectInstService
+                .list(Wrappers.lambdaQuery(ProjectInst.class).eq(ProjectInst::getProjectId, preProject.getId())
+                    .eq(ProjectInst::getInstType, instTypeEnum.getCode()));
             if (CollUtil.isNotEmpty(projectInstList)) {
                 List<ProcessProgressVo> processProgressVoList = projectInstList.stream()
-                        .map(p -> processInstanceService.getProgressInstanceDetail(null, p.getInstCode()))
-                        .collect(Collectors.toList());
+                    .map(p -> processInstanceService.getProgressInstanceDetail(null, p.getInstCode()))
+                    .collect(Collectors.toList());
                 // 筛选出上个版本该类型审核流程通过的流程详情
                 List<ProcessProgressVo> instanceDetailList = processProgressVoList.stream()
-                        .filter(p -> ProcessStatusEnum.APPROVED.getDesc().equals(p.getStatus()))
-                        .collect(Collectors.toList());
-                if (CollUtil.isEmpty(instanceDetailList)){
-                    continue;
+                    .filter(p -> ProcessStatusEnum.APPROVED.getDesc().equals(p.getStatus()))
+                    .collect(Collectors.toList());
+                if (CollUtil.isNotEmpty(instanceDetailList)) {
+                    // 获取最后一个流程详情
+                    return instanceDetailList.get(instanceDetailList.size() - 1);
                 }
-                // 获取最后一个流程详情
-                return instanceDetailList.get(instanceDetailList.size() - 1);
             }
         }
         return null;