diff --git a/configure.in b/configure.in
index 3697613eb86b7b0757794094ea97aca75accbf52..c970bc78d7d3885f234bc277ea545a79927bdf71 100644
--- a/configure.in
+++ b/configure.in
@@ -1,4 +1,5 @@
 AC_INIT([Pigeonhole], [0.2.UNSTABLE], [dovecot@dovecot.org], [dovecot-2.0-pigeonhole])
+AC_CONFIG_AUX_DIR([.])
 AC_CONFIG_SRCDIR([src])
 AC_CONFIG_MACRO_DIR([m4])