diff --git a/runtime/doc/pi_gzip.txt b/runtime/doc/pi_gzip.txt
index 38979dc..f9b6442 100644
--- a/runtime/doc/pi_gzip.txt
+++ b/runtime/doc/pi_gzip.txt
@@ -1,4 +1,4 @@
-*pi_gzip.txt*   For Vim version 7.3.  Last change: 2002 Oct 29
+*pi_gzip.txt*   For Vim version 7.3.  Last change: 2012 Jul 19
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -25,6 +25,8 @@
 	*.Z		compress (Lempel-Ziv)
 	*.gz		gzip
 	*.bz2		bzip2
+	*.lzma		lzma
+	*.xz		xz
 
 That's actually the only thing you need to know.  There are no options.