diff --git a/runtime/syntax/gpg.vim b/runtime/syntax/gpg.vim
index b7307b9..0f73b17 100644
--- a/runtime/syntax/gpg.vim
+++ b/runtime/syntax/gpg.vim
@@ -1,7 +1,7 @@
 " Vim syntax file
 " Language:         gpg(1) configuration file
 " Maintainer:       Nikolai Weibull <now@bitwi.se>
-" Latest Revision:  2007-05-06
+" Latest Revision:  2007-06-17
 
 if exists("b:current_syntax")
   finish
@@ -10,7 +10,7 @@
 let s:cpo_save = &cpo
 set cpo&vim
 
-setlocal iskeyword=@,48-57,-
+setlocal iskeyword+=-
 
 syn keyword gpgTodo     contained FIXME TODO XXX NOTE