diff --git a/common/lc_mainwindow.cpp b/common/lc_mainwindow.cpp
index 768730fb..d5e2ca47 100644
--- a/common/lc_mainwindow.cpp
+++ b/common/lc_mainwindow.cpp
@@ -104,6 +104,15 @@ void lcMainWindow::CreateWidgets()
 	CreateMenus();
 	CreateStatusBar();
 
+	int AASamples = lcGetProfileInt(LC_PROFILE_ANTIALIASING_SAMPLES);
+	if (AASamples > 1)
+	{
+		QGLFormat format;
+		format.setSampleBuffers(true);
+		format.setSamples(AASamples);
+		QGLFormat::setDefaultFormat(format);
+	}
+
 	mModelTabWidget = new QTabWidget();
 #if (QT_VERSION >= QT_VERSION_CHECK(5, 0, 0))
     mModelTabWidget->tabBar()->setMovable(true);
diff --git a/qt/lc_qglwidget.cpp b/qt/lc_qglwidget.cpp
index 917ff973..955f65f7 100644
--- a/qt/lc_qglwidget.cpp
+++ b/qt/lc_qglwidget.cpp
@@ -99,15 +99,6 @@ lcQGLWidget::lcQGLWidget(QWidget *parent, lcGLWidget *owner, bool view)
 
 		gPlaceholderMesh = new lcMesh;
 		gPlaceholderMesh->CreateBox();
-
-		int AASamples = lcGetProfileInt(LC_PROFILE_ANTIALIASING_SAMPLES);
-		if (AASamples > 1)
-		{
-			QGLFormat format;
-			format.setSampleBuffers(true);
-			format.setSamples(AASamples);
-			QGLFormat::setDefaultFormat(format);
-		}
 	}
 	gWidgetList.append(this);