diff --git a/fvwm/move_resize.c b/fvwm/move_resize.c
index fbee766bf..f0e2c678e 100644
--- a/fvwm/move_resize.c
+++ b/fvwm/move_resize.c
@@ -4689,6 +4689,7 @@ static void unmaximize_fvwm_window(
 	 * window being restored from fullscreen to a non-maximized state.
 	 */
 	apply_decor_change(fw);
+	EWMH_SetWMState(fw, True);
 	return;
 }