diff --git a/internal/logic/domain/group/model/group.go b/internal/logic/domain/group/model/group.go
index cc333cb..f5fc5dd 100644
--- a/internal/logic/domain/group/model/group.go
+++ b/internal/logic/domain/group/model/group.go
@@ -12,6 +12,7 @@ import (
 	"gim/pkg/pb"
 	"gim/pkg/rpc"
 	"gim/pkg/util"
+	"strings"
 	"time"
 
 	"go.uber.org/zap"
@@ -374,6 +375,17 @@ func (g *Group) GetMembers(ctx context.Context) ([]*pb.GroupMember, error) {
 			member.AvatarUrl = user.AvatarUrl
 			member.UserExtra = user.Extra
 		}
+
+		//TODO::返回缩略图
+		// 检查URL中是否已存在'?'
+		if strings.Contains(member.AvatarUrl, "?") {
+			// 如果存在'?'，则分割URL和查询参数，并替换查询参数
+			parts := strings.Split(member.AvatarUrl, "?")
+			member.AvatarUrl = parts[0] + "?imageView2/1/w/200/h/200"
+		} else {
+			// 如果不存在'?'，则直接添加新的查询参数
+			member.AvatarUrl += "?imageView2/1/w/200/h/200"
+		}
 		infos[i] = &member
 	}