diff --git a/src/common/engine/serializer.cpp b/src/common/engine/serializer.cpp
index 34fd6956b..7fbf7adc6 100644
--- a/src/common/engine/serializer.cpp
+++ b/src/common/engine/serializer.cpp
@@ -1,4 +1,5 @@
 /*
+/*
 ** serializer.cpp
 ** Savegame wrapper around RapidJSON
 **
diff --git a/src/g_game.cpp b/src/g_game.cpp
index 6d891a2e4..90f12896b 100644
--- a/src/g_game.cpp
+++ b/src/g_game.cpp
@@ -1892,9 +1892,9 @@ bool G_CheckSaveGameWads (FSerializer &arc, bool printwarn)
 	bool printRequires = false;
 	FString text;
 
-	arc("Game WAD", text);
+	text = arc.GetString("Game WAD");
 	CheckSingleWad (text.GetChars(), printRequires, printwarn);
-	arc("Map WAD", text);
+	text = arc.GetString("Map WAD");
 	CheckSingleWad (text.GetChars(), printRequires, printwarn);
 
 	if (printRequires)