diff --git a/configure.ac b/configure.ac
index db04447fea..a389cfd85e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -24,7 +24,7 @@ dnl Process this file with autoconf to produce a configure script.
 AC_PREREQ(2.57)
 
 dnl We don't know the version number "statically" so we use a dash here
-AC_INIT([curl], [-], [a suitable curl mailing list => http://curl.haxx.se/mail/])
+AC_INIT([curl], [-], [a suitable curl mailing list: http://curl.haxx.se/mail/])
 
 CURL_OVERRIDE_AUTOCONF