diff --git a/Makefile b/Makefile
index b399ee40..bd7b6899 100644
--- a/Makefile
+++ b/Makefile
@@ -1,10 +1,12 @@
 # Keep this first line.
 GOSSAMER_PATH=gossamer
 
-# If your firmware targets a specific board, specify it here,
-# or omit it and provide it on the command line (make BOARD=foo).
+# Which board are we building for?
 BOARD=sensorwatch_pro
 
+# Which screen are we building for?
+DISPLAY=CUSTOM
+
 TINYUSB_CDC=1
 
 # Leave this line here.