diff --git a/distro-packages/Arch-Linux/PKGBUILD b/distro-packages/Arch-Linux/PKGBUILD
index e3d279c..25cd308 100644
--- a/distro-packages/Arch-Linux/PKGBUILD
+++ b/distro-packages/Arch-Linux/PKGBUILD
@@ -44,6 +44,11 @@ prepare() {
   NOCONFIGURE=1 ./autogen.sh
 }
 
+pkgver() {
+  cd cthulhu
+  grep "^version = " src/cthulhu/cthulhuVersion.py | sed 's/version = "\(.*\)"/\1/'
+}
+
 build() {
   cd cthulhu
   ./configure --prefix=/usr --sysconfdir=/etc --localstatedir=/var