diff --git a/protobuf/protocol.proto b/protobuf/protocol.proto
index b1caf8f..f407874 100644
--- a/protobuf/protocol.proto
+++ b/protobuf/protocol.proto
@@ -28,7 +28,7 @@ message ClientServerPacket {
 		game.CardKind queryCardImage = 12;
 		game.CardId callOnClick = 13;
 		google.protobuf.Empty queryGameStatus = 14;
-		game.CardKind queryCardImages = 15;
+		game.Cards queryCardImages = 15;
 	}
 }