diff --git a/docs/config.ld b/docs/config.ld
index e97264a5..4ea87c89 100644
--- a/docs/config.ld
+++ b/docs/config.ld
@@ -137,6 +137,7 @@ file = {
         '../lib/awful/dbus.lua',
         '../lib/awful/init.lua',
         '../lib/awful/remote.lua',
+        '../lib/awful/screen/dpi.lua',
         '../lib/awful/startup_notification.lua',
         '../lib/awful/mouse/drag_to_tag.lua',
         '../lib/gears/init.lua',
diff --git a/lib/awful/screen/dpi.lua b/lib/awful/screen/dpi.lua
new file mode 100644
index 00000000..e69de29b