diff --git a/main/libmcrypt/APKBUILD b/main/libmcrypt/APKBUILD
index 4920b747466..ad533a83d0a 100644
--- a/main/libmcrypt/APKBUILD
+++ b/main/libmcrypt/APKBUILD
@@ -12,6 +12,11 @@ install=
 subpackages="$pkgname-doc $pkgname-dev"
 source="http://downloads.sourceforge.net/mcrypt/${pkgname}-${pkgver}.tar.bz2"
 
+prepare() {
+	cd "$srcdir/$pkgname-$pkgver"
+	update_config_sub
+}
+
 build() {
 	cd "$srcdir/$pkgname-$pkgver"