diff --git a/rc/xrandr.lua b/rc/xrandr.lua
index e51758c..847f9ae 100644
--- a/rc/xrandr.lua
+++ b/rc/xrandr.lua
@@ -1,5 +1,9 @@
 -- Menu with xrandr choices
 
+-- TODO:
+-- For HiDPI, check the following script:
+--  https://gist.github.com/wvengen/178642bbc8236c1bdb67
+
 local icons = loadrc("icons", "vbe/icons")
 
 -- Get active outputs