diff --git a/hui_webview__webkit_gtk3.cc b/hui_webview__webkit_gtk3.cc
index e6884ba..0fc3fb0 100644
--- a/hui_webview__webkit_gtk3.cc
+++ b/hui_webview__webkit_gtk3.cc
@@ -98,7 +98,7 @@ WebView::WebView () {
 }
 
 WebView::~WebView () {
-	gdk_window_destroy (gtk_widget_get_window(impl->window));
+	gtk_widget_destroy(impl->window);
 }
 
 
diff --git a/hui_windowcontrols__gtk3.cc b/hui_windowcontrols__gtk3.cc
index d00e5a9..a2819b7 100644
--- a/hui_windowcontrols__gtk3.cc
+++ b/hui_windowcontrols__gtk3.cc
@@ -32,7 +32,7 @@ struct WindowControls::pImpl {
 		*window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 		
 		// destroy old window
-		gdk_window_destroy (gtk_widget_get_window(old));
+		gtk_widget_destroy(old);
 		
 		// add
 		gtk_container_add(GTK_CONTAINER(*window), GTK_WIDGET( w ));
@@ -60,7 +60,7 @@ struct WindowControls::pImpl {
 		*window = gtk_window_new(GTK_WINDOW_POPUP);
 		
 		// destroy old window
-		gdk_window_destroy (gtk_widget_get_window(old));
+		gtk_widget_destroy(old);
 		
 		// add
 		gtk_container_add(GTK_CONTAINER(*window), GTK_WIDGET( w ));