diff --git a/kcrash.spec b/kcrash.spec
index b076e7f..0095a2f 100644
--- a/kcrash.spec
+++ b/kcrash.spec
@@ -23,9 +23,9 @@ Release:        0
 BuildRequires:  cmake >= 2.8.12
 BuildRequires:  extra-cmake-modules >= 0.0.10
 BuildRequires:  fdupes
-BuildRequires:  kcoreaddons-devel
+BuildRequires:  kcoreaddons-devel >= %{_kf5_version}
 BuildRequires:  kf5-filesystem
-BuildRequires:  kwindowsystem-devel
+BuildRequires:  kwindowsystem-devel >= %{_kf5_version}
 BuildRequires:  pkgconfig(Qt5Core) >= 5.2.0
 BuildRequires:  pkgconfig(Qt5Test) >= 5.2.0
 BuildRequires:  pkgconfig(Qt5X11Extras) >= 5.2.0
@@ -56,8 +56,8 @@ Summary:        KDE Core Libraries: Build Environment
 Group:          Development/Libraries/KDE
 Requires:       %lname = %{version}
 Requires:       extra-cmake-modules
-Requires:       kcoreaddons-devel
-Requires:       kwindowsystem-devel
+Requires:       kcoreaddons-devel >= %{_kf5_version}
+Requires:       kwindowsystem-devel >= %{_kf5_version}
 Requires:       pkgconfig(Qt5Core) >= 5.2.0
 
 %description devel