diff --git a/src/g_mapinfo.cpp b/src/g_mapinfo.cpp
index e2d7bb631..8a480d984 100644
--- a/src/g_mapinfo.cpp
+++ b/src/g_mapinfo.cpp
@@ -1779,7 +1779,7 @@ void FMapInfoParser::ParseMapInfo (int lump, level_info_t &gamedefaults)
 		}
 		// clusterdef is the old keyword but the new format has enough 
 		// structuring that 'cluster' can be handled, too. The old format does not.
-		else if (sc.Compare("clusterdef") || (format_type == FMT_New && sc.Compare("cluster")))
+		else if (sc.Compare("clusterdef") || (format_type != FMT_Old && sc.Compare("cluster")))
 		{
 			ParseCluster();
 		}