diff --git a/src/main/java/net/geedge/asw/module/workspace/service/impl/WorkspaceMemberServiceImpl.java b/src/main/java/net/geedge/asw/module/workspace/service/impl/WorkspaceMemberServiceImpl.java
index 161d904..f80a5e3 100644
--- a/src/main/java/net/geedge/asw/module/workspace/service/impl/WorkspaceMemberServiceImpl.java
+++ b/src/main/java/net/geedge/asw/module/workspace/service/impl/WorkspaceMemberServiceImpl.java
@@ -2,6 +2,7 @@ package net.geedge.asw.module.workspace.service.impl;
 
 import cn.dev33.satoken.stp.StpUtil;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import net.geedge.asw.common.util.ASWException;
 import net.geedge.asw.common.util.RCode;
@@ -50,9 +51,22 @@ public class WorkspaceMemberServiceImpl extends ServiceImpl<WorkspaceMemberDao,
     @Override
     @Transactional(rollbackFor = Exception.class)
     public List<WorkspaceMemberEntity> updateMember(String workspaceId, List<WorkspaceMemberEntity> memberList) {
-        validateInfo(workspaceId, memberList);
-        workspaceMemberService.remove(new LambdaQueryWrapper<WorkspaceMemberEntity>().eq(WorkspaceMemberEntity::getWorkspaceId, workspaceId));
-        workspaceMemberService.saveBatch(memberList);
+        List<WorkspaceMemberEntity> list = this.list(new LambdaQueryWrapper<WorkspaceMemberEntity>().eq(WorkspaceMemberEntity::getWorkspaceId, workspaceId));
+        List<String> userIds = list.stream().map(x -> x.getUserId()).toList();
+        for (WorkspaceMemberEntity member : memberList) {
+            String userId = member.getUserId();
+            if (!userIds.contains(userId)) {
+                this.update(new LambdaUpdateWrapper<WorkspaceMemberEntity>()
+                        .eq(WorkspaceMemberEntity::getUserId, userId)
+                        .eq(WorkspaceMemberEntity::getWorkspaceId, workspaceId)
+                        .set(WorkspaceMemberEntity::getRoleId, member.getRoleId()));
+            }else {
+                member.setWorkspaceId(workspaceId);
+                member.setCreateTimestamp(System.currentTimeMillis());
+                member.setCreateUserId(StpUtil.getLoginIdAsString());
+                this.save(member);
+            }
+        }
         Map params  = T.MapUtil.builder("workspaceId", workspaceId).build();
         List<WorkspaceMemberEntity> memberEntityList = workspaceMemberService.queryList(params);
         return memberEntityList;