diff --git a/internal/logic/app/group_app.go b/internal/logic/app/group_app.go
index 05fd772..cf53ec5 100644
--- a/internal/logic/app/group_app.go
+++ b/internal/logic/app/group_app.go
@@ -143,8 +143,8 @@ func (*groupApp) AddMembers(ctx context.Context, userId, groupId int64, userIds
 	if err != nil {
 		return nil, err
 	}
-	if imPackage.GroupNum <= int64(group.UserNum) {
-		return nil, errors.New("群人员数量已满!")
+	if imPackage.GroupNum <= int64(group.UserNum)+int64(len(userIds)) {
+		return nil, errors.New("群人员数量已满！")
 	}
 
 	existIds, addedIds, err := group.AddMembers(ctx, userIds)