diff --git a/app/src/main/java/com/yizhuan/erban/avroom/room_album/RoomAlbumViewModel.kt b/app/src/main/java/com/yizhuan/erban/avroom/room_album/RoomAlbumViewModel.kt
index 20e5cbd5d..789e5ba5f 100644
--- a/app/src/main/java/com/yizhuan/erban/avroom/room_album/RoomAlbumViewModel.kt
+++ b/app/src/main/java/com/yizhuan/erban/avroom/room_album/RoomAlbumViewModel.kt
@@ -35,7 +35,7 @@ class RoomAlbumViewModel : BaseViewModel() {
                     RoomAlbumModel.uploadPhotos(
                         AvRoomDataManager.get().roomUid,
                         type,
-                        it.joinToString(),
+                        it.joinToString(","),
                         unlockedGift?.giftId
                     )
                     _uploadLiveData.value = Event(true)