diff --git a/kcrash.spec b/kcrash.spec
index e491267..4d1a7bd 100644
--- a/kcrash.spec
+++ b/kcrash.spec
@@ -17,17 +17,20 @@
 
 
 %define lname   libKF5Crash5
-%define _tar_path 5.33
 Name:           kcrash
 Version:        5.33.0
 Release:        0
+# Full KF5 version (e.g. 5.33.0)
+%{!?_kf5_version: %global _kf5_version %{version}}
+# Last major and minor KF5 version (e.g. 5.33)
+%{!?_kf5_bugfix_version: %global _kf5_bugfix_version %(echo %{_kf5_version} | awk -F. '{print $1"."$2}')}
 %define kf5_version %{version}
 BuildRequires:  cmake >= 3.0
-BuildRequires:  extra-cmake-modules >= %{_tar_path}
+BuildRequires:  extra-cmake-modules >= %{_kf5_bugfix_version}
 BuildRequires:  fdupes
-BuildRequires:  kcoreaddons-devel >= %{_tar_path}
+BuildRequires:  kcoreaddons-devel >= %{_kf5_bugfix_version}
 BuildRequires:  kf5-filesystem
-BuildRequires:  kwindowsystem-devel >= %{_tar_path}
+BuildRequires:  kwindowsystem-devel >= %{_kf5_bugfix_version}
 BuildRequires:  cmake(Qt5Core) >= 5.6.0
 BuildRequires:  cmake(Qt5Test) >= 5.6.0
 BuildRequires:  cmake(Qt5X11Extras) >= 5.6.0
@@ -36,7 +39,7 @@ Summary:        Gracefull handling of application crashes
 License:        LGPL-2.1+
 Group:          System/GUI/KDE
 Url:            http://www.kde.org
-Source:         http://download.kde.org/stable/frameworks/%{_tar_path}/%{name}-%{version}.tar.xz
+Source:         http://download.kde.org/stable/frameworks/%{_kf5_bugfix_version}/%{name}-%{version}.tar.xz
 Source1:        baselibs.conf
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build