diff --git a/openbox/openbox.c b/openbox/openbox.c
index 91d968e9..087efd6b 100644
--- a/openbox/openbox.c
+++ b/openbox/openbox.c
@@ -287,6 +287,9 @@ gint main(gint argc, gchar **argv)
                 /* redecorate all existing windows */
                 for (it = client_list; it; it = g_list_next(it)) {
                     ObClient *c = it->data;
+                    /* the new config can change the window's decorations */
+                    client_setup_decor_and_functions(c);
+                    /* redraw the frames */
                     frame_adjust_area(c->frame, TRUE, TRUE, FALSE);
                 }
             }