diff --git a/configure.in b/configure.in
index 9f74993..5c6b994 100644
--- a/configure.in
+++ b/configure.in
@@ -1,6 +1,7 @@
 dnl Process this file with autoconf to produce a configure script.
 AC_INIT(libasn1parser/asn1p_y.y)
-AC_CANONICAL_SYSTEM
+AC_CANONICAL_BUILD
+AC_CANONICAL_TARGET
 AC_PREREQ(2.53)
 AM_INIT_AUTOMAKE(asn1c, 0.9)