Index: trunk/src_plugins/cam/cam.conf
===================================================================
--- trunk/src_plugins/cam/cam.conf	(revision 37310)
+++ trunk/src_plugins/cam/cam.conf	(revision 37311)
@@ -7,7 +7,7 @@
 						desc export top and bottom copper and silk in 600 DPI pngs
 						plugin png --dpi 600
 						write %base%.top.png=top-copper,top-silk
-						write %base%.bottom.png=bottom-copper,bottom-silk
+						write %base%.bottom.png=[flip_y] bottom-copper,bottom-silk
 					}
 					{gerber:eagle} {
 						desc gerber export compatible with Eagle's gerber file names