diff --git a/runtime/doc/if_ruby.txt b/runtime/doc/if_ruby.txt
index a614172..7e9cd8a 100644
--- a/runtime/doc/if_ruby.txt
+++ b/runtime/doc/if_ruby.txt
@@ -1,4 +1,4 @@
-*if_ruby.txt*   For Vim version 7.1a.  Last change: 2006 Apr 30
+*if_ruby.txt*   For Vim version 7.1b.  Last change: 2006 Apr 30
 
 
 		  VIM REFERENCE MANUAL    by Shugo Maeda