Correttp typo.

diff --git a/phcstats.py b/phcstats.py
index 810687b..61ab38a 100755
--- a/phcstats.py
+++ b/phcstats.py
@@ -114,7 +114,7 @@ if __name__ == "__main__":
                       help="The dsh group file to use", default='/etc/dsh/group/all')

     (options, args) = parser.parse_args()
-    group = os.path.expand_user(options.group_file)
+    group = os.path.expanduser(options.group_file)

     if options.check:
         for client in LoadClients():