diff --git a/sources/editor/elementscene.cpp b/sources/editor/elementscene.cpp
index ecf324cca..0148b3e30 100644
--- a/sources/editor/elementscene.cpp
+++ b/sources/editor/elementscene.cpp
@@ -80,7 +80,7 @@ void ElementScene::mouseMoveEvent(QGraphicsSceneMouseEvent *e) {
 	}
 
 	QPointF event_pos = e -> scenePos();
-	if (!e -> modifiers() & Qt::ControlModifier)
+	if (!(e -> modifiers() & Qt::ControlModifier))
 		event_pos = snapToGrid(event_pos);
 	
 	if (behavior == PasteArea) {