diff --git a/configure.ac b/configure.ac
index 3351124..1fb3977 100644
--- a/configure.ac
+++ b/configure.ac
@@ -5,7 +5,6 @@ AC_INIT([libXi], [1.8.2],
 	[https://gitlab.freedesktop.org/xorg/lib/libXi/issues], [libXi])
 AC_CONFIG_SRCDIR([Makefile.am])
 AC_CONFIG_HEADERS([src/config.h])
-AC_CONFIG_MACRO_DIRS([m4])
 
 # Initialize Automake
 AM_INIT_AUTOMAKE([foreign dist-xz])