diff --git a/kinfocenter5.changes b/kinfocenter5.changes
index bdb8338..7b3467f 100644
--- a/kinfocenter5.changes
+++ b/kinfocenter5.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Wed Mar  1 14:44:53 UTC 2017 - fabian@ritter-vogt.de
+
+- Introduce and use kf5_version global
+
 -------------------------------------------------------------------
 Tue Feb 28 19:54:35 CET 2017 - fabian@ritter-vogt.de
 
diff --git a/kinfocenter5.spec b/kinfocenter5.spec
index 3314f70..45c78e0 100644
--- a/kinfocenter5.spec
+++ b/kinfocenter5.spec
@@ -16,6 +16,8 @@
 #
 
 
+%global kf5_version 5.9.0
+
 %bcond_without lang
 Name:           kinfocenter5
 Version:        5.9.3
@@ -37,25 +39,25 @@ BuildRequires:  libraw1394-devel
 BuildRequires:  pciutils-devel
 BuildRequires:  update-desktop-files
 BuildRequires:  xz
-BuildRequires:  cmake(KF5Completion) >= 5.9.3
-BuildRequires:  cmake(KF5Config) >= 5.9.3
-BuildRequires:  cmake(KF5ConfigWidgets) >= 5.9.3
-BuildRequires:  cmake(KF5CoreAddons) >= 5.9.3
-BuildRequires:  cmake(KF5DBusAddons) >= 5.9.3
-BuildRequires:  cmake(KF5Declarative) >= 5.9.3
-BuildRequires:  cmake(KF5DocTools) >= 5.9.3
-BuildRequires:  cmake(KF5I18n) >= 5.9.3
-BuildRequires:  cmake(KF5IconThemes) >= 5.9.3
-BuildRequires:  cmake(KF5KCMUtils) >= 5.9.3
-BuildRequires:  cmake(KF5KDELibs4Support) >= 5.9.3
-BuildRequires:  cmake(KF5KIO) >= 5.9.3
-BuildRequires:  cmake(KF5Package) >= 5.9.3
-BuildRequires:  cmake(KF5Service) >= 5.9.3
-BuildRequires:  cmake(KF5Solid) >= 5.9.3
-BuildRequires:  cmake(KF5Solid) >= 5.9.3
+BuildRequires:  cmake(KF5Completion) >= %{kf5_version}
+BuildRequires:  cmake(KF5Config) >= %{kf5_version}
+BuildRequires:  cmake(KF5ConfigWidgets) >= %{kf5_version}
+BuildRequires:  cmake(KF5CoreAddons) >= %{kf5_version}
+BuildRequires:  cmake(KF5DBusAddons) >= %{kf5_version}
+BuildRequires:  cmake(KF5Declarative) >= %{kf5_version}
+BuildRequires:  cmake(KF5DocTools) >= %{kf5_version}
+BuildRequires:  cmake(KF5I18n) >= %{kf5_version}
+BuildRequires:  cmake(KF5IconThemes) >= %{kf5_version}
+BuildRequires:  cmake(KF5KCMUtils) >= %{kf5_version}
+BuildRequires:  cmake(KF5KDELibs4Support) >= %{kf5_version}
+BuildRequires:  cmake(KF5KIO) >= %{kf5_version}
+BuildRequires:  cmake(KF5Package) >= %{kf5_version}
+BuildRequires:  cmake(KF5Service) >= %{kf5_version}
+BuildRequires:  cmake(KF5Solid) >= %{kf5_version}
+BuildRequires:  cmake(KF5Solid) >= %{kf5_version}
 BuildRequires:  cmake(KF5Wayland) >= %{_plasma5_version}
-BuildRequires:  cmake(KF5WidgetsAddons) >= 5.9.3
-BuildRequires:  cmake(KF5XmlGui) >= 5.9.3
+BuildRequires:  cmake(KF5WidgetsAddons) >= %{kf5_version}
+BuildRequires:  cmake(KF5XmlGui) >= %{kf5_version}
 BuildRequires:  cmake(Qt5Core) >= 5.4.0
 BuildRequires:  cmake(Qt5Gui) >= 5.4.0
 BuildRequires:  cmake(Qt5Widgets) >= 5.4.0