diff -u a/configure.ac b/configure.ac
--- a/configure.ac	2010-02-02 19:55:40.000000000 +0100
+++ b/configure.ac	2013-04-24 17:59:46.048096579 +0200
@@ -5,7 +5,7 @@
 AC_CONFIG_SRCDIR([jbig2dec.c])
 
 AM_INIT_AUTOMAKE([-Wall])
-AM_CONFIG_HEADER(config.h)
+AC_CONFIG_HEADERS(config.h)
 
 dnl Library versioning - Adapted from the libtool info page
 dnl