diff --git a/demos/gtk-demo/listview_colors.c b/demos/gtk-demo/listview_colors.c
index f809b73c1b..b63f2366e0 100644
--- a/demos/gtk-demo/listview_colors.c
+++ b/demos/gtk-demo/listview_colors.c
@@ -226,7 +226,7 @@ gtk_color_set_property (GObject      *object,
       break;
 
     case PROP_COLOR:
-      self->color = *(GdkRGBA *) g_value_dup_boxed (value);
+      self->color = *(GdkRGBA *) g_value_get_boxed (value);
       rgb_to_hsv (&self->color, &h, &s, &v);
       self->h = round (360 * h);
       self->s = round (100 * s);
diff --git a/demos/gtk-demo/listview_settings.c b/demos/gtk-demo/listview_settings.c
index 03ed9642e4..3bb674117b 100644
--- a/demos/gtk-demo/listview_settings.c
+++ b/demos/gtk-demo/listview_settings.c
@@ -358,6 +358,8 @@ do_listview_settings (GtkWidget *do_widget)
 
       builder = gtk_builder_new ();
       gtk_builder_set_scope (builder, scope);
+      g_object_unref (scope);
+
       gtk_builder_add_from_resource (builder, "/listview_settings/listview_settings.ui", NULL);
 
       window = GTK_WIDGET (gtk_builder_get_object (builder, "window"));