diff --git a/kcmkwin/kwincompositing/CMakeLists.txt b/kcmkwin/kwincompositing/CMakeLists.txt
index 540a41f1d..e7ae25c96 100644
--- a/kcmkwin/kwincompositing/CMakeLists.txt
+++ b/kcmkwin/kwincompositing/CMakeLists.txt
@@ -1,85 +1,81 @@
 #########################################################################
 # KI18N Translation Domain for this library
 add_definitions(-DTRANSLATION_DOMAIN=\"kcmkwincompositing\")
 
 add_definitions(-DQT_NO_URL_CAST_FROM_STRING)
 
 remove_definitions(-DQT_NO_CAST_FROM_ASCII -DQT_STRICT_ITERATORS -DQT_NO_CAST_FROM_BYTEARRAY)
 
 include_directories(${KWIN_SOURCE_DIR}/effects)
 
 ################# configure checks and create the configured files #################
 
-# now create config headers
-configure_file(config-prefix.h.cmake ${CMAKE_CURRENT_BINARY_DIR}/config-prefix.h )
-configure_file(config-compiler.h.cmake ${CMAKE_CURRENT_BINARY_DIR}/config-compiler.h )
-
 set(kwincomposing_SRC
     model.cpp
     main.cpp
     compositing.cpp
     effectconfig.cpp)
 
 qt5_add_dbus_interface( kwincomposing_SRC
   ${KWIN_SOURCE_DIR}/org.kde.kwin.Compositing.xml kwin_compositing_interface)
 qt5_add_dbus_interface( kwincomposing_SRC
   ${KWIN_SOURCE_DIR}/org.kde.kwin.Effects.xml kwin_effects_interface)
 
 ki18n_wrap_ui(kwincomposing_SRC compositing.ui)
 
 add_library(kwincompositing MODULE ${kwincomposing_SRC})
 
 target_link_libraries(kwincompositing
     Qt5::Quick
     Qt5::QuickWidgets
     Qt5::DBus
     Qt5::Widgets
     KF5::CoreAddons
     KF5::ConfigCore
     KF5::Declarative
     KF5::I18n
     KF5::KCMUtils
     KF5::NewStuff
     kcmkwincommon
 )
 
 if (BUILD_TESTING)
     include(ECMMarkAsTest)
 
     set(modelTest_SRC
         model.cpp
         effectconfig.cpp
         compositing.cpp
         test/effectmodeltest.cpp
         test/modeltest.cpp)
 
     qt5_add_dbus_interface(modelTest_SRC
         ${KWIN_SOURCE_DIR}/org.kde.kwin.Compositing.xml kwin_compositing_interface)
     qt5_add_dbus_interface(modelTest_SRC
         ${KWIN_SOURCE_DIR}/org.kde.kwin.Effects.xml kwin_effects_interface)
 
     add_executable(effectModelTest ${modelTest_SRC})
     ecm_mark_as_test(effectModelTest)
 
     target_link_libraries(effectModelTest
         Qt5::Quick
         Qt5::QuickWidgets
         Qt5::DBus
         Qt5::Test
         Qt5::Widgets
         KF5::CoreAddons
         KF5::ConfigCore
         KF5::Declarative
         KF5::I18n
         KF5::KCMUtils
         KF5::NewStuff
         kwineffects
         kcmkwincommon
     )
 endif()
 
 INSTALL(DIRECTORY qml DESTINATION ${DATA_INSTALL_DIR}/kwincompositing)
 INSTALL(TARGETS kwincompositing DESTINATION ${PLUGIN_INSTALL_DIR})
 install(FILES kwincompositing.desktop kcmkwineffects.desktop  DESTINATION  ${SERVICES_INSTALL_DIR})
 install(FILES kwineffect.knsrc DESTINATION ${CONFIG_INSTALL_DIR})
 ################# list the subdirectories #################
diff --git a/kcmkwin/kwincompositing/config-compiler.h.cmake b/kcmkwin/kwincompositing/config-compiler.h.cmake
deleted file mode 100644
index c389841ae..000000000
--- a/kcmkwin/kwincompositing/config-compiler.h.cmake
+++ /dev/null
@@ -1,7 +0,0 @@
-
-#define KDE_COMPILER_VERSION "${KDE_COMPILER_VERSION}"
-
-#define KDE_COMPILING_OS  "${CMAKE_SYSTEM}"
-
-#define KDE_DISTRIBUTION_TEXT "${KDE_DISTRIBUTION_TEXT}"
-
diff --git a/kcmkwin/kwincompositing/config-prefix.h.cmake b/kcmkwin/kwincompositing/config-prefix.h.cmake
deleted file mode 100644
index 9d15b5f6a..000000000
--- a/kcmkwin/kwincompositing/config-prefix.h.cmake
+++ /dev/null
@@ -1,34 +0,0 @@
-/* This file contains all the paths that change when changing the installation prefix */
-
-#define CMAKE_INSTALL_PREFIX "${CMAKE_INSTALL_PREFIX}"
-
-/* The compiled in system configuration prefix */
-#define KDESYSCONFDIR "${SYSCONF_INSTALL_DIR}"
-
-#define __KDE_BINDIR "${BIN_INSTALL_DIR}"
-
-/* Compile in the exec prefix to help kstddirs in finding dynamic libs
-   (This was for exec_prefix != prefix - still needed?) */
-#define __KDE_EXECPREFIX "NONE"
-
-#define LIBEXEC_INSTALL_DIR "${LIBEXEC_INSTALL_DIR}"
-#define DATA_INSTALL_DIR "${DATA_INSTALL_DIR}"
-#define LIB_INSTALL_DIR "${LIB_INSTALL_DIR}"
-#define INCLUDE_INSTALL_DIR "${INCLUDE_INSTALL_DIR}"
-#define BIN_INSTALL_DIR "${BIN_INSTALL_DIR}"
-#define CONFIG_INSTALL_DIR "${CONFIG_INSTALL_DIR}"
-#define HTML_INSTALL_DIR "${HTML_INSTALL_DIR}"
-#define ICON_INSTALL_DIR "${ICON_INSTALL_DIR}"
-#define KCFG_INSTALL_DIR "${KCFG_INSTALL_DIR}"
-#define PLUGIN_INSTALL_DIR "${PLUGIN_INSTALL_DIR}"
-#define SERVICES_INSTALL_DIR "${SERVICES_INSTALL_DIR}"
-#define SERVICETYPES_INSTALL_DIR "${SERVICETYPES_INSTALL_DIR}"
-#define SOUND_INSTALL_DIR "${SOUND_INSTALL_DIR}"
-#define TEMPLATES_INSTALL_DIR "${TEMPLATES_INSTALL_DIR}"
-#define WALLPAPER_INSTALL_DIR "${WALLPAPER_INSTALL_DIR}"
-#define XDG_APPS_INSTALL_DIR "${XDG_APPS_INSTALL_DIR}"
-#define XDG_DIRECTORY_INSTALL_DIR "${XDG_DIRECTORY_INSTALL_DIR}"
-#define EXEC_INSTALL_PREFIX "${EXEC_INSTALL_PREFIX}"
-#define SYSCONF_INSTALL_DIR "${SYSCONF_INSTALL_DIR}"
-#define LOCALE_INSTALL_DIR "${LOCALE_INSTALL_DIR}"
-#define SYSCONF_INSTALL_DIR "${SYSCONF_INSTALL_DIR}"