diff --git a/kwayland-integration.spec b/kwayland-integration.spec
index b8ddb42..971adb0 100644
--- a/kwayland-integration.spec
+++ b/kwayland-integration.spec
@@ -1,3 +1,4 @@
+%undefine __cmake_in_source_build
 %global  wayland_min_version 1.3
 
 Name:    kwayland-integration
@@ -37,16 +38,12 @@ Requires:       kf5-filesystem
 
 
 %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
 
 
 %ldconfig_scriptlets