diff --git a/xcalib/trunk/PKGBUILD b/xcalib/trunk/PKGBUILD
index 41766db3f02..e9d0431c807 100644
--- a/xcalib/trunk/PKGBUILD
+++ b/xcalib/trunk/PKGBUILD
@@ -7,22 +7,24 @@
 
 pkgname=xcalib
 pkgver=0.10
-pkgrel=3
+pkgrel=4
 pkgdesc="Load 'vcgt'-tag profiles to X-server on the calibration stage"
 arch=('x86_64')
 url="https://github.com/OpenICC/xcalib"
 license=('GPL2' 'custom:postcardware')
 depends=('libxxf86vm' 'libxrandr')
-source=("${pkgname}-${pkgver}.tar.gz::${url}/archive/${pkgver}.tar.gz")
-sha256sums=('67dbf2dcc4ae67fde48b48630980c1fa6f89fda5810347f616ec85094c274055')
+makedepends=('git')
+source=(git+https://github.com/OpenICC/xcalib.git#tag=${pkgver}?signed)
+validpgpkeys=('9A81DA0F2F18F096BE94577051F5D211EB7A04C8') # Kai-Uwe Behrmann
+sha256sums=('SKIP')
 
 build() {
-	cd "$pkgname-$pkgver"
+	cd "$pkgname"
 	make
 }
 
 package() {
-	cd "$pkgname-$pkgver"
+	cd "$pkgname"
     install -m755 -Dt "${pkgdir}/usr/bin" "xcalib" 
     install -m644 -Dt "${pkgdir}/usr/share/man/man1/" "xcalib.1" 
     install -m644 -Dt "${pkgdir}/usr/share/xcalib" *.icc
@@ -30,6 +32,4 @@ package() {
 
     # postcardware license stuff :)
     install -m644 -Dt "${pkgdir}/usr/share/licenses/xcalib/" "README.md"
-    
-
 }