diff --git a/PKGBUILD b/PKGBUILD
index c5568a1..3c2ccca 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -9,9 +9,14 @@ groups=('base-devel')
 makedepends=('python' 'python-yaml' 'python-dateutil' 'python-lxml' 'python-mock' 'bzr' 'git' 'mercurial' 'subversion' )
 depends=('python' 'python-yaml' 'python-dateutil' 'python-argparse' 'cpio' 'git' 'bzr' 'mercurial' 'subversion' )
 source=("obs-service-tar_scm-${pkgver}.tar.gz")
+noextract=("obs-service-tar_scm-${pkgver}.tar.gz")
 provides=('obs-service-tar')
 sha256sums=('SKIP')
 
+prepare() {
+  tar -axf "obs-service-tar_scm-${pkgver}.tar.gz"
+}
+
 package() {
   cd "${srcdir}/${pkgname}-${pkgver}"
   make DESTDIR="${pkgdir}" PREFIX=/usr install