diff --git a/runtime/doc/pi_gzip.txt b/runtime/doc/pi_gzip.txt
index e50753c..c631117 100644
--- a/runtime/doc/pi_gzip.txt
+++ b/runtime/doc/pi_gzip.txt
@@ -1,4 +1,4 @@
-*pi_gzip.txt*   For Vim version 7.4a.  Last change: 2012 Jul 19
+*pi_gzip.txt*   For Vim version 7.4b.  Last change: 2012 Jul 19
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar