diff --git a/libs/xmlrpc-c/configure.in b/libs/xmlrpc-c/configure.in
index 3837ccf09d..8513449ad2 100644
--- a/libs/xmlrpc-c/configure.in
+++ b/libs/xmlrpc-c/configure.in
@@ -1,7 +1,7 @@
 dnl Process this file with autoconf to produce a configure script.
 
 AC_INIT(include/xmlrpc-c/base.h)
-AM_CONFIG_HEADER(xmlrpc_amconfig.h)
+AC_CONFIG_HEADERS(xmlrpc_amconfig.h)
 
 dnl =======================================================================
 dnl Define PACKAGE, VERSION, @PACKAGE@, @VERSION@