diff --git a/trunk/PKGBUILD b/trunk/PKGBUILD
index 759ab0c..0901d4b 100644
--- a/trunk/PKGBUILD
+++ b/trunk/PKGBUILD
@@ -9,12 +9,17 @@ arch=('x86_64')
 license=('custom')
 url="https://xorg.freedesktop.org/"
 depends=('libxext')
-makedepends=('xorgproto')
+makedepends=('xorgproto' 'xorg-util-macros')
 source=(${url}/releases/individual/lib/libXv-${pkgver}.tar.bz2{,.sig})
 sha256sums=('d26c13eac99ac4504c532e8e76a1c8e4bd526471eb8a0a4ff2a88db60cb0b088'
             'SKIP')
 validpgpkeys=('C41C985FDCF1E5364576638B687393EE37D128F8') # Matthieu Herrb <matthieu.herrb@laas.fr>
 
+prepare() {
+  cd "${srcdir}/libXv-${pkgver}"
+  autoreconf -fiv
+}
+
 build() {
   cd "${srcdir}/libXv-${pkgver}"
   ./configure --prefix=/usr --disable-static