diff --git a/kf5-sonnet.spec b/kf5-sonnet.spec
index ce0c453..062a08c 100644
--- a/kf5-sonnet.spec
+++ b/kf5-sonnet.spec
@@ -1,4 +1,3 @@
-#%define snapshot 20140205
 %define framework sonnet
 
 Name:           kf5-%{framework}
@@ -8,18 +7,18 @@ Summary:        KDE Frameworks 5 Tier 1 solution for spell checking
 
 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:  libupnp-devel
 BuildRequires:  systemd-devel
 BuildRequires:  hunspell-devel
-# legacy spellcheckers: We don't want to drag these in, we use Hunspell.
-#BuildRequires:  aspell-devel
-#BuildRequires:  hspell-devel
 BuildRequires:  zlib-devel
 
 BuildRequires:  kf5-rpm-macros
@@ -73,22 +72,21 @@ make %{?_smp_mflags} -C %{_target_platform}
 %make_install -C %{_target_platform}
 %find_lang sonnet5_qt --with-qt --all-name
 
-%post core -p /sbin/ldconfig
-
-%postun core -p /sbin/ldconfig
-
-%post ui -p /sbin/ldconfig
-
-%postun ui -p /sbin/ldconfig
 
 %files
 %doc COPYING.LIB README.md
 
+%post core -p /sbin/ldconfig
+%postun core -p /sbin/ldconfig
+
 %files core
 %{_kf5_libdir}/libKF5SonnetCore.so.*
 %{_kf5_plugindir}/sonnet
 %{_kf5_datadir}/kf5/sonnet/trigrams.map
 
+%post ui -p /sbin/ldconfig
+%postun ui -p /sbin/ldconfig
+
 %files ui -f sonnet5_qt.lang
 %{_kf5_libdir}/libKF5SonnetUi.so.*
 
@@ -102,6 +100,7 @@ make %{?_smp_mflags} -C %{_target_platform}
 %{_kf5_archdatadir}/mkspecs/modules/qt_SonnetCore.pri
 %{_kf5_archdatadir}/mkspecs/modules/qt_SonnetUi.pri
 
+
 %changelog
 * Mon Nov 03 2014 Daniel Vrátil <dvratil@redhat.com> - 5.4.0-1
 - KDE Frameworks 5.4.0