diff --git a/configure.in b/configure.in
index c19ccc8..c6fa3b7 100755
--- a/configure.in
+++ b/configure.in
@@ -20,7 +20,7 @@ AM_INIT_AUTOMAKE(kvirc,3.4.0)
 AM_MAINTAINER_MODE
 
 AC_PREFIX_DEFAULT(/usr/local)
-AM_CONFIG_HEADER(src/config.h)
+AC_CONFIG_HEADER(src/config.h)
 
 #------------------------------------------------------------------
 # HERE starts your real configure script