--- gnome-panel/button-widget.c 

+++ gnome-panel/button-widget.c.fixed 

@@ -506,8 +506,6 @@

 	else

 		size = allocation->width;

-	size = CLAMP (size, 1, 48);

-

 	if (button_widget->size != size) {

 		button_widget->size = size;