--- rxvt-unicode/src/perl/background	2012/08/14 23:57:07	1.76
+++ rxvt-unicode/src/perl/background	2012/09/04 11:21:11	1.77
@@ -537,6 +537,8 @@
 
 =item TW
 
+=item TH
+
 Return the width (C<TW>) and height (C<TH>) of the terminal window (the
 terminal window is the full window by default, and the character area only
 when in border-respect mode).