diff --git a/config/battlefields.json b/config/battlefields.json
index 78224cc9b..8296c9236 100644
--- a/config/battlefields.json
+++ b/config/battlefields.json
@@ -21,7 +21,7 @@
 	},
 	"snow_mountains": { "graphics" : "CMBKSNMT.BMP" },
 	"snow_trees": { "graphics" : "CMBKSNTR.BMP" },
-	"subterranean": { "graphics" : "CMBKSUB.BMP", "isSpecial" : true },
+	"subterranean": { "graphics" : "CMBKSUB.BMP" },
 	"swamp_trees": { "graphics" : "CMBKSWMP.BMP" },
 	"fiery_fields": {
 		"graphics": "CMBKFF.BMP",