diff --git a/build/shared/lib/preferences.txt b/build/shared/lib/preferences.txt
index bca71bfd9..336d94a96 100755
--- a/build/shared/lib/preferences.txt
+++ b/build/shared/lib/preferences.txt
@@ -239,6 +239,7 @@ run.present.exclusive.macosx = true
 # ARDUINO PREFERENCES
 board = uno
 target = arduino
+platform = avr
 
 programmer = arduino:avrispmkii