diff --git a/tools/gtk-rendernode-tool-show.c b/tools/gtk-rendernode-tool-show.c
index 653ed9c617..a5e52f74ce 100644
--- a/tools/gtk-rendernode-tool-show.c
+++ b/tools/gtk-rendernode-tool-show.c
@@ -60,6 +60,7 @@ show_file (const char *filename,
   graphene_rect_t node_bounds;
   GdkPaintable *paintable;
   GtkWidget *sw;
+  GtkWidget *handle;
   GtkWidget *window;
   gboolean done = FALSE;
   GtkSnapshot *snapshot;
@@ -82,10 +83,14 @@ show_file (const char *filename,
   gtk_scrolled_window_set_propagate_natural_height (GTK_SCROLLED_WINDOW (sw), TRUE);
   gtk_scrolled_window_set_child (GTK_SCROLLED_WINDOW (sw), picture);
 
+  handle = gtk_window_handle_new ();
+  gtk_window_handle_set_child (GTK_WINDOW_HANDLE (handle), sw);
+
   window = gtk_window_new ();
   gtk_window_set_decorated (GTK_WINDOW (window), decorated);
+  gtk_window_set_resizable (GTK_WINDOW (window), decorated);
   set_window_title (GTK_WINDOW (window), filename);
-  gtk_window_set_child (GTK_WINDOW (window), sw);
+  gtk_window_set_child (GTK_WINDOW (window), handle);
 
   gtk_window_present (GTK_WINDOW (window));
   g_signal_connect (window, "destroy", G_CALLBACK (quit_cb), &done);