--- rxvt-unicode/src/rxvtperl.xs	2012/12/30 11:52:15	1.211
+++ rxvt-unicode/src/rxvtperl.xs	2013/01/19 10:04:34	1.212
@@ -2389,6 +2389,9 @@
 	C_ARGS: cc
 
 rxvt_img *
+rxvt_img::shade (rxvt_img::nv factor)
+
+rxvt_img *
 rxvt_img::filter (octet_string name, SV *params = &PL_sv_undef)
 	CODE:
         rxvt_img::nv *vparams = 0;