diff --git a/CMakeLists.txt b/CMakeLists.txt
index fdc5ad96c..f72af217c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -386,17 +386,19 @@ if (NOT WIN32 AND NOT DPKG_PROGRAM AND NOT APPLE)
 endif(NOT WIN32 AND NOT DPKG_PROGRAM AND NOT APPLE)
 
 if(DPKG_PROGRAM)
+    # Paths
     SET(CMAKE_INSTALL_PREFIX "/usr")
+    SET(SYSCONFDIR "../etc/openmw" CACHE PATH "Set config dir")
 
     # Install icon and desktop file
     INSTALL(FILES "${OpenMW_BINARY_DIR}/openmw.desktop" DESTINATION "share/applications/" PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ COMPONENT "openmw")
     INSTALL(FILES "${OpenMW_SOURCE_DIR}/files/launcher/images/openmw.png" DESTINATION "share/pixmaps/" PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ COMPONENT "openmw")
 
     # Install global configuration files
-    INSTALL(FILES "${OpenMW_BINARY_DIR}/settings-default.cfg" DESTINATION "../etc/openmw/" PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ COMPONENT "openmw")
-    INSTALL(FILES "${OpenMW_BINARY_DIR}/transparency-overrides.cfg" DESTINATION "../etc/openmw/" PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ COMPONENT "openmw")
-    INSTALL(FILES "${OpenMW_BINARY_DIR}/openmw.cfg.install" DESTINATION "../etc/openmw/" RENAME "openmw.cfg" PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ COMPONENT "openmw")
-    INSTALL(FILES "${OpenMW_BINARY_DIR}/opencs.cfg" DESTINATION "../etc/openmw/" PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ COMPONENT "openmw")
+    INSTALL(FILES "${OpenMW_BINARY_DIR}/settings-default.cfg" DESTINATION "${SYSCONFDIR}" PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ COMPONENT "openmw")
+    INSTALL(FILES "${OpenMW_BINARY_DIR}/transparency-overrides.cfg" DESTINATION "${SYSCONFDIR}" PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ COMPONENT "openmw")
+    INSTALL(FILES "${OpenMW_BINARY_DIR}/openmw.cfg.install" DESTINATION "${SYSCONFDIR}" RENAME "openmw.cfg" PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ COMPONENT "openmw")
+    INSTALL(FILES "${OpenMW_BINARY_DIR}/opencs.cfg" DESTINATION "${SYSCONFDIR}" PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ COMPONENT "openmw")
 
     # Install resources
     INSTALL(DIRECTORY "${OpenMW_BINARY_DIR}/resources" DESTINATION "share/games/openmw/" FILE_PERMISSIONS OWNER_READ GROUP_READ WORLD_READ COMPONENT "Resources")