diff --git a/umbrello.spec b/umbrello.spec
index 871b377..2347473 100644
--- a/umbrello.spec
+++ b/umbrello.spec
@@ -17,46 +17,18 @@
 
 
 Name:           umbrello
-BuildRequires:  boost-devel
-BuildRequires:  extra-cmake-modules
-BuildRequires:  karchive-devel
-BuildRequires:  kauth-devel
-BuildRequires:  kcompletion-devel
-BuildRequires:  kconfig-devel
-BuildRequires:  kcoreaddons-devel
-BuildRequires:  kdelibs4support-devel
-BuildRequires:  kdoctools-devel
-BuildRequires:  kguiaddons-devel
-BuildRequires:  ki18n-devel
-BuildRequires:  kiconthemes-devel
-BuildRequires:  kinit-devel
-BuildRequires:  kio-devel
-BuildRequires:  kparts-devel
-BuildRequires:  kservice-devel
-BuildRequires:  ktexteditor-devel
-BuildRequires:  kwidgetsaddons-devel
-BuildRequires:  kwindowsystem-devel
-BuildRequires:  kxmlgui-devel
+BuildRequires:  libkde4-devel
 BuildRequires:  libxml2-devel
 BuildRequires:  libxslt-devel
-BuildRequires:  subversion-devel
-BuildRequires:  update-desktop-files
-BuildRequires:  pkgconfig(Qt5Core)
-BuildRequires:  pkgconfig(Qt5DBus)
-BuildRequires:  pkgconfig(Qt5Gui)
-BuildRequires:  pkgconfig(Qt5PrintSupport)
-BuildRequires:  pkgconfig(Qt5Svg)
-BuildRequires:  pkgconfig(Qt5Test)
-BuildRequires:  pkgconfig(Qt5Widgets)
-BuildRequires:  pkgconfig(Qt5Xml)
 Summary:        UML Modeller
 License:        GPL-2.0 and GFDL-1.2
 Group:          Development/Tools/Other
 Url:            http://www.kde.org/
-Version:        15.12.0
+Version:        15.08.3
 Release:        0
 Source0:        %{name}-%{version}.tar.xz
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
+%kde4_runtime_requires
 
 %description
 Umbrello is a UML modelling application.
@@ -70,13 +42,13 @@ RPM_OPT_FLAGS="$RPM_OPT_FLAGS -mminimal-toc"
 %endif
 export CXXFLAGS="$RPM_OPT_FLAGS -fPIC"
 export CFLAGS="$RPM_OPT_FLAGS -fPIC"
-
-  %cmake_kf5 -d build -- -DBUILD_KF5=ON
+  %cmake_kde4 -d build
   %make_jobs
 
 %install
-  %kf5_makeinstall -C build
-  %suse_update_desktop_file    org.kde.umbrello       Development Design
+  %kde4_makeinstall -C build
+  %suse_update_desktop_file    umbrello       Development Design
+  %kde_post_install
 
 %post -p /sbin/ldconfig
 
@@ -88,16 +60,13 @@ export CFLAGS="$RPM_OPT_FLAGS -fPIC"
 %files
 %defattr(-,root,root)
 %doc COPYING COPYING.DOC README
-%{_kf5_bindir}/umbrello
-%{_kf5_applicationsdir}/org.kde.umbrello.desktop
-%{_kf5_htmldir}/en/umbrello
-%{_kf5_sharedir}/umbrello/
-%{_kf5_bindir}/po2xmi
-%{_kf5_bindir}/xmi2pot
-%{_kf5_iconsdir}/hicolor/*/*/umbrello*
-%{_kf5_iconsdir}/hicolor/*/mimetypes/application-x-uml.png
-%_kf5_kxmlguidir/umbrello/
-%dir %_datadir/appdata
-%_datadir/appdata/org.kde.umbrello.appdata.xml
+%{_kde4_bindir}/umbrello
+%{_kde4_bindir}/po2xmi
+%{_kde4_bindir}/xmi2pot
+%{_kde4_applicationsdir}/umbrello.desktop
+%{_kde4_htmldir}/en/umbrello
+%{_kde4_iconsdir}/hicolor/*/apps/umbrello.*
+%{_kde4_iconsdir}/hicolor/*/mimetypes/application-x-uml.*
+%{_kde4_appsdir}/umbrello/
 
 %changelog