diff --git a/qglengine/renderer.cpp b/qglengine/renderer.cpp
index 07471d4..73e7ff2 100644
--- a/qglengine/renderer.cpp
+++ b/qglengine/renderer.cpp
@@ -185,8 +185,8 @@ void Renderer::renderScene() {
 
 	/// reload materials on change
 	if (scene_changed || scene.need_reload_materials) {
-		if (scene.need_reload_materials)
-			maps_hash = 0;
+		//if (scene.need_reload_materials)
+		//	maps_hash = 0;
 		rend_selection.generateObjectsID(scene);
 		reloadMaterials(scene);
 		if (edit_mode)