--- configure.ac~	2013-01-02 22:01:08.851454281 +0000
+++ configure.ac	2013-01-02 22:01:08.858454374 +0000
@@ -17,7 +17,7 @@
 
 AC_PREREQ([2.50])
 AC_INIT([gcolor2], [0.4])
-AM_CONFIG_HEADER([config.h])
+AC_CONFIG_HEADERS([config.h])
 AM_INIT_AUTOMAKE([gcolor2], [0.4])
 
 AM_MAINTAINER_MODE