diff -r eae8b3bce545 -r 46dc716238fd src/linetypes/modelobject.cpp
--- a/src/linetypes/modelobject.cpp	Sun Mar 05 16:47:52 2017 +0200
+++ b/src/linetypes/modelobject.cpp	Sun Mar 05 16:50:06 2017 +0200
@@ -443,7 +443,7 @@
 	}
 
 	// Not inverted, thus prefix it with a new invertnext.
-	this->model()->emplaceAt<LDBfc>(idx, BfcStatement::InvertNext);
+	this->model()->insert<LDBfc>(idx, BfcStatement::InvertNext);
 }
 
 // =============================================================================
@@ -625,7 +625,7 @@
 
 	for (LDPolygon& poly : polygons)
 	{
-		LDEdgeLine* line = model.emplace<LDEdgeLine>(poly.vertices[0], poly.vertices[1]);
+		LDEdgeLine* line = model.append<LDEdgeLine>(poly.vertices[0], poly.vertices[1]);
 		line->setColor (poly.color);
 	}
 }