diff --git a/configure.ac b/configure.ac
index 80c24820b..073edf75b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
- dnl $Id$
+dnl $Id$
 dnl
 dnl Copyright © 2003-2005 Keith Packard, Daniel Stone
 dnl