diff --git a/kf5-kinit.spec b/kf5-kinit.spec
index 2e794cc..d665a42 100644
--- a/kf5-kinit.spec
+++ b/kf5-kinit.spec
@@ -1,3 +1,4 @@
+%undefine __cmake_in_source_build
 %global framework kinit
 %global rpm_macros_dir %(d=%{_rpmconfigdir}/macros.d; [ -d $d ] || d=%{_sysconfdir}/rpm; echo $d)
 
@@ -60,16 +61,12 @@ developing applications that use %{name}.
 
 
 %build
-mkdir %{_target_platform}
-pushd %{_target_platform}
-%{cmake_kf5} ..
-popd
-
-make %{?_smp_mflags} -C %{_target_platform}
+%{cmake_kf5}
+%cmake_build
 
 
 %install
-make install/fast DESTDIR=%{buildroot} -C %{_target_platform}
+%cmake_install
 
 %find_lang kinit5_qt --with-man --with-qt --all-name