diff --git a/apps/launcher/CMakeLists.txt b/apps/launcher/CMakeLists.txt
index f81870052d..8d2208c9df 100644
--- a/apps/launcher/CMakeLists.txt
+++ b/apps/launcher/CMakeLists.txt
@@ -35,12 +35,12 @@ set(LAUNCHER_HEADER
 
 # Headers that must be pre-processed
 set(LAUNCHER_UI
-    ${CMAKE_SOURCE_DIR}/apps/launcher/ui/datafilespage.ui
-    ${CMAKE_SOURCE_DIR}/apps/launcher/ui/graphicspage.ui
-    ${CMAKE_SOURCE_DIR}/apps/launcher/ui/mainwindow.ui
-    ${CMAKE_SOURCE_DIR}/apps/launcher/ui/importpage.ui
-    ${CMAKE_SOURCE_DIR}/apps/launcher/ui/settingspage.ui
-    ${CMAKE_SOURCE_DIR}/apps/launcher/ui/directorypicker.ui
+    ${CMAKE_CURRENT_SOURCE_DIR}/ui/datafilespage.ui
+    ${CMAKE_CURRENT_SOURCE_DIR}/ui/graphicspage.ui
+    ${CMAKE_CURRENT_SOURCE_DIR}/ui/mainwindow.ui
+    ${CMAKE_CURRENT_SOURCE_DIR}/ui/importpage.ui
+    ${CMAKE_CURRENT_SOURCE_DIR}/ui/settingspage.ui
+    ${CMAKE_CURRENT_SOURCE_DIR}/ui/directorypicker.ui
     ${CMAKE_SOURCE_DIR}/components/contentselector/contentselector.ui
 )
 
diff --git a/apps/opencs/CMakeLists.txt b/apps/opencs/CMakeLists.txt
index 68d5502890..cea2b66331 100644
--- a/apps/opencs/CMakeLists.txt
+++ b/apps/opencs/CMakeLists.txt
@@ -140,7 +140,7 @@ set (OPENCS_RES ${CMAKE_SOURCE_DIR}/files/opencs/resources.qrc
 
 set (OPENCS_UI
     ${CMAKE_SOURCE_DIR}/components/contentselector/contentselector.ui
-    ${CMAKE_SOURCE_DIR}/apps/opencs/ui/filedialog.ui
+    ${CMAKE_CURRENT_SOURCE_DIR}/ui/filedialog.ui
     )
 
 source_group (openmw-cs FILES main.cpp ${OPENCS_SRC} ${OPENCS_HDR})
diff --git a/apps/wizard/CMakeLists.txt b/apps/wizard/CMakeLists.txt
index 943252151f..8c459f4f9c 100644
--- a/apps/wizard/CMakeLists.txt
+++ b/apps/wizard/CMakeLists.txt
@@ -34,20 +34,20 @@ set(WIZARD_HEADER
 )
 
 set(WIZARD_UI
-    ${CMAKE_SOURCE_DIR}/apps/wizard/ui/componentselectionpage.ui
-    ${CMAKE_SOURCE_DIR}/apps/wizard/ui/conclusionpage.ui
-    ${CMAKE_SOURCE_DIR}/apps/wizard/ui/existinginstallationpage.ui
-    ${CMAKE_SOURCE_DIR}/apps/wizard/ui/importpage.ui
-    ${CMAKE_SOURCE_DIR}/apps/wizard/ui/installationtargetpage.ui
-    ${CMAKE_SOURCE_DIR}/apps/wizard/ui/intropage.ui
-    ${CMAKE_SOURCE_DIR}/apps/wizard/ui/languageselectionpage.ui
-    ${CMAKE_SOURCE_DIR}/apps/wizard/ui/methodselectionpage.ui
+    ${CMAKE_CURRENT_SOURCE_DIR}/ui/componentselectionpage.ui
+    ${CMAKE_CURRENT_SOURCE_DIR}/ui/conclusionpage.ui
+    ${CMAKE_CURRENT_SOURCE_DIR}/ui/existinginstallationpage.ui
+    ${CMAKE_CURRENT_SOURCE_DIR}/ui/importpage.ui
+    ${CMAKE_CURRENT_SOURCE_DIR}/ui/installationtargetpage.ui
+    ${CMAKE_CURRENT_SOURCE_DIR}/ui/intropage.ui
+    ${CMAKE_CURRENT_SOURCE_DIR}/ui/languageselectionpage.ui
+    ${CMAKE_CURRENT_SOURCE_DIR}/ui/methodselectionpage.ui
 )
 
 if (OPENMW_USE_UNSHIELD)
     set (WIZARD ${WIZARD} installationpage.cpp unshield/unshieldworker.cpp)
     set (WIZARD_HEADER ${WIZARD_HEADER} installationpage.hpp unshield/unshieldworker.hpp)
-    set (WIZARD_UI ${WIZARD_UI} ${CMAKE_SOURCE_DIR}/apps/wizard/ui/installationpage.ui)
+    set (WIZARD_UI ${WIZARD_UI} ${CMAKE_CURRENT_SOURCE_DIR}/ui/installationpage.ui)
     add_definitions(-DOPENMW_USE_UNSHIELD)
 endif (OPENMW_USE_UNSHIELD)
 
diff --git a/components/CMakeLists.txt b/components/CMakeLists.txt
index e762bd4905..a335f81de0 100644
--- a/components/CMakeLists.txt
+++ b/components/CMakeLists.txt
@@ -490,7 +490,7 @@ else ()
         )
 endif()
 
-set (ESM_UI ${CMAKE_SOURCE_DIR}/components/contentselector/contentselector.ui
+set (ESM_UI ${CMAKE_CURRENT_SOURCE_DIR}/contentselector/contentselector.ui
     )
 
 if (USE_QT)