diff --git a/source/core/gamecontrol.cpp b/source/core/gamecontrol.cpp
index 93676b815..84753d9d4 100644
--- a/source/core/gamecontrol.cpp
+++ b/source/core/gamecontrol.cpp
@@ -774,7 +774,7 @@ static TArray<GrpEntry> SetupGame()
 			{
 				for (unsigned i = 0; i < groups.Size(); ++i)
 				{
-					FString& basename = groups[i].FileName;
+					FString& basename = groups[i].FileInfo.name;
 					if (stricmp(basename, defaultiwad) == 0)
 					{
 						pick = i;
@@ -807,7 +807,7 @@ static TArray<GrpEntry> SetupGame()
 					autoloadbrightmaps = !!(flags & 4);
 					autoloadwidescreen = !!(flags & 8);
 					// The newly selected IWAD becomes the new default
-					defaultiwad = groups[pick].FileName;
+					defaultiwad = groups[pick].FileInfo.name;
 				}
 				groupno = pick;
 			}