diff --git a/configure.ac b/configure.ac
index 789b40d..e6a2a7c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -9,7 +9,7 @@ AC_PREREQ(2.63)
 AC_CONFIG_SRCDIR([src/encoder.c])
 AC_CONFIG_MACRO_DIR([m4])
 AM_INIT_AUTOMAKE([tar-ustar --warnings=no-portability])
-AC_PROG_LIBTOOL
+LT_INIT
 AC_PROG_CC
 AC_CONFIG_HEADERS(config.h)
 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
@@ -85,12 +85,12 @@ AC_CONFIG_COMMANDS([libtool-hacking],
 dnl Create the following files from their .in counterparts
 AC_CONFIG_FILES([
 	Makefile
-	src/Makefile 
-	include/Makefile 
-	include/bcg729/Makefile 
-	msbcg729/Makefile 
-	test/Makefile 
-	test/bin/Makefile 
+	src/Makefile
+	include/Makefile
+	include/bcg729/Makefile
+	msbcg729/Makefile
+	test/Makefile
+	test/bin/Makefile
 	libbcg729.pc
 	bcg729.spec
 ])