diff --git a/configure.in b/configure.in
index d43755a1..0e0bcec3 100644
--- a/configure.in
+++ b/configure.in
@@ -2,7 +2,7 @@ dnl Process this file with autoconf to produce a configure script.
 
 AC_INIT([HexChat],[2.9.0],[http://www.hexchat.org/],[hexchat])
 
-AC_PREREQ([2.59])
+AC_PREREQ([2.60])
 AC_COPYRIGHT([Copyright (C) 1998-2010 Peter Zelezny])
 
 AC_CONFIG_HEADERS([config.h])
@@ -10,6 +10,7 @@ AC_CONFIG_SRCDIR([configure.in])
 
 AM_INIT_AUTOMAKE([1.9 dist-bzip2 subdir-objects no-define])
 
+AC_USE_SYSTEM_EXTENSIONS
 AM_MAINTAINER_MODE
 AC_PROG_CC
 AM_PROG_CC_C_O
@@ -160,7 +161,7 @@ dnl *********************************************************************
 dnl ** GLIB *************************************************************
 dnl *********************************************************************
 
-AM_PATH_GLIB_2_0(2.0.3, glib=yes, glib=no)
+AM_PATH_GLIB_2_0(2.12.0, glib=yes, glib=no)
 if test "$glib" = no; then
 	AC_MSG_ERROR("Cannot find glib")
 fi