diff --git a/containmentactions/contextmenu/CMakeLists.txt b/containmentactions/contextmenu/CMakeLists.txt
index 5504b4d87..42be6188c 100644
--- a/containmentactions/contextmenu/CMakeLists.txt
+++ b/containmentactions/contextmenu/CMakeLists.txt
@@ -9,7 +9,7 @@ set(contextmenu_SRCS
 set(krunner_xml ${plasma-workspace_SOURCE_DIR}/krunner/dbus/org.kde.krunner.App.xml)
 qt5_add_dbus_interface(contextmenu_SRCS ${krunner_xml} krunner_interface)
 
-set(screensaver_xml ${ksmserver_SOURCE_DIR}/screenlocker/dbus/org.freedesktop.ScreenSaver.xml)
+set(screensaver_xml ${plasma-workspace_SOURCE_DIR}/ksmserver/screenlocker/dbus/org.freedesktop.ScreenSaver.xml)
 qt5_add_dbus_interface(contextmenu_SRCS ${screensaver_xml} screensaver_interface)
 
 
diff --git a/ksmserver/screenlocker/CMakeLists.txt b/ksmserver/screenlocker/CMakeLists.txt
index 649917268..692e35f80 100644
--- a/ksmserver/screenlocker/CMakeLists.txt
+++ b/ksmserver/screenlocker/CMakeLists.txt
@@ -12,7 +12,7 @@ include_directories(${CMAKE_CURRENT_BINARY_DIR}/../)
 
 set(screensaver_dbusXML dbus/org.freedesktop.ScreenSaver.xml)
 set(kscreensaver_dbusXML dbus/org.kde.screensaver.xml)
-set(ksmserver_xml  ${ksmserver_SOURCE_DIR}/org.kde.KSMServerInterface.xml)
+set(ksmserver_xml  ${PROJECT_SOURCE_DIR}/ksmserver/org.kde.KSMServerInterface.xml)
 set(powerdevilpolicyagent_xml ${KDE4_DBUS_INTERFACES_DIR}/kf5_org.kde.Solid.PowerManagement.PolicyAgent.xml)
 
 set(ksld_SRCS
diff --git a/runners/sessions/CMakeLists.txt b/runners/sessions/CMakeLists.txt
index 30dbe16c8..7fe56fb81 100644
--- a/runners/sessions/CMakeLists.txt
+++ b/runners/sessions/CMakeLists.txt
@@ -4,7 +4,7 @@ set(krunner_sessions_SRCS
     sessionrunner.cpp
 )
 
-set(screensaver_xml ${ksmserver_SOURCE_DIR}/screenlocker/dbus/org.freedesktop.ScreenSaver.xml)
+set(screensaver_xml ${plasma-workspace_SOURCE_DIR}/ksmserver/screenlocker/dbus/org.freedesktop.ScreenSaver.xml)
 qt5_add_dbus_interface(krunner_sessions_SRCS ${screensaver_xml} screensaver_interface)
 
 add_library(krunner_sessions MODULE ${krunner_sessions_SRCS})