diff -r 14e51640c189 -r 7abaf1d64719 src/colors.h
--- a/src/colors.h	Mon May 11 12:18:04 2020 +0300
+++ b/src/colors.h	Mon May 11 12:18:59 2020 +0300
@@ -28,9 +28,11 @@
 
 struct ldraw::Color
 {
-	qint32 index;
+	qint32 index = 0;
 };
 
+Q_DECLARE_METATYPE(ldraw::Color)
+
 class ldraw::ColorTable
 {
 public: