diff --git a/ChangeLog b/ChangeLog
index cbced7d9b870e4b014af83ab5053c50e2f4e7c54..03d36c89c2d31618556282d1e2b7d274485fce7b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2004-03-20  Niels Möller  <nisse@lysator.liu.se>
+
+	* configure.ac: Use AC_CONFIG_AUX_DIR([.]).
+
 2004-03-18  Niels Möller  <niels@s3.kth.se>
 
 	* examples/io.c (read_file): Display a message if fopen fails.
diff --git a/configure.ac b/configure.ac
index 11d717f0d477a0717d785ad9f1076e07a84f9089..a7a73178b9b009f7e3924e0b13d028ff3ae54065 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3,8 +3,11 @@ dnl -*- mode: shell-script; sh-indentation: 2; -*-
 dnl Process this file with autoconf to produce a configure script.
 
 AC_INIT([nettle], [1.10])
-AC_CONFIG_SRCDIR([arcfour.c])
 AC_PREREQ(2.50)
+AC_CONFIG_SRCDIR([arcfour.c])
+# Needed to stop autoconf from looking for files in parent directories.
+AC_CONFIG_AUX_DIR([.])
+
 AM_INIT_AUTOMAKE
 AM_CONFIG_HEADER([config.h])