diff --git a/kf5-kauth.spec b/kf5-kauth.spec
index ec5616a..dfeae56 100644
--- a/kf5-kauth.spec
+++ b/kf5-kauth.spec
@@ -1,4 +1,3 @@
-#%define snapshot 20140205
 %define framework kauth
 
 Name:           kf5-%{framework}
@@ -8,11 +7,14 @@ Summary:        KDE Frameworks 5 Tier 2 integration module to perform actions as
 
 License:        LGPLv2+
 URL:            http://www.kde.org
-# git archive --format=tar --prefix=%{framework}-%{version}/ \
-#             --remote=git://anongit.kde.org/%{framework}.git master | \
-# bzip2 -c > %{name}-%{version}-%{snapshot}git.tar.bz2
-#Source0:        %{name}-%{version}-%{snapshot}git.tar.bz2
-Source0:        http://download.kde.org/stable/frameworks/%{version}/%{framework}-%{version}.tar.xz
+
+%global revision %(echo %{version} | cut -d. -f3)
+%if %{revision} >= 50
+%global stable unstable
+%else
+%global stable stable
+%endif
+Source0:        http://download.kde.org/%{stable}/frameworks/%{version}/%{framework}-%{version}.tar.xz
 
 BuildRequires:  polkit-qt5-1-devel
 
@@ -55,11 +57,10 @@ make %{?_smp_mflags} -C %{_target_platform}
 %make_install -C %{_target_platform}
 %find_lang kauth5_qt --with-qt --all-name
 
-%post -p /sbin/ldconfig
 
+%post -p /sbin/ldconfig
 %postun -p /sbin/ldconfig
 
-
 %files -f kauth5_qt.lang
 %doc COPYING.LIB README.md
 %{_kf5_libdir}/libKF5Auth.so.*
@@ -69,7 +70,6 @@ make %{?_smp_mflags} -C %{_target_platform}
 %{_kf5_datadir}/kf5/kauth/
 %{_kf5_libexecdir}/kauth/kauth-policy-gen
 
-
 %files devel
 %{_kf5_includedir}/kauth_version.h
 %{_kf5_includedir}/KAuth