diff -r 5d6a4ad46cc7 -r 72098474d362 src/linetypes/subfilereference.cpp
--- a/src/linetypes/subfilereference.cpp	Wed Sep 22 13:28:53 2021 +0300
+++ b/src/linetypes/subfilereference.cpp	Wed Sep 22 14:03:43 2021 +0300
@@ -63,7 +63,7 @@
 			{
 				gl::invert(polygon);
 			}
-			if (polygon.color == ldraw::mainColor)
+			if (polygon.color == ldraw::MAIN_COLOR)
 			{
 				polygon.color = this->colorIndex;
 			}