diff --git a/data/CMakeLists.txt b/data/CMakeLists.txt
--- a/data/CMakeLists.txt
+++ b/data/CMakeLists.txt
@@ -1,16 +1,5 @@
-# installed twice for kmix builds on kdelibs4 and kf5
-execute_process(COMMAND kde4-config --install data
-                OUTPUT_VARIABLE KDE4_DATA_DIR
-	        OUTPUT_STRIP_TRAILING_WHITESPACE
-	        RESULT_VARIABLE kde4config_failed)
+install(FILES disable_kmix.upd DESTINATION ${SHARE_INSTALL_PREFIX}/kde4/apps/kconf_update)
+install(PROGRAMS plasmaVolumeDisableKMixAutostart.pl DESTINATION ${SHARE_INSTALL_PREFIX}/kde4/apps/kconf_update)
 
-if (kde4config_failed)
-    message(FAILED "Couldn't find kde4-config from kde4libs for kconf_update files")
-else()
-	execute_process(COMMAND kde4-config --prefix OUTPUT_VARIABLE KDE4_PREFIX OUTPUT_STRIP_TRAILING_WHITESPACE)
-	string(REPLACE "${KDE4_PREFIX}/" ""  KDE4_PROPER_DATA_DIR ${KDE4_DATA_DIR})
-	install(FILES disable_kmix.upd DESTINATION ${KDE4_PROPER_DATA_DIR}/kconf_update)
-	install(PROGRAMS plasmaVolumeDisableKMixAutostart.pl DESTINATION ${KDE4_PROPER_DATA_DIR}/kconf_update)
-endif()
 install(FILES disable_kmix.upd DESTINATION ${KDE_INSTALL_DATADIR}/kconf_update)
 install(PROGRAMS plasmaVolumeDisableKMixAutostart.pl DESTINATION ${KDE_INSTALL_DATADIR}/kconf_update)