diff --git a/quirks/50-system-apple.quirks b/quirks/50-system-apple.quirks
index b287daf9..98572e5a 100644
--- a/quirks/50-system-apple.quirks
+++ b/quirks/50-system-apple.quirks
@@ -88,6 +88,7 @@ AttrThumbSizeThreshold=700
 MatchBus=usb
 MatchVendor=0x05AC
 MatchProduct=0x0324
+AttrSizeHint=162x115
 AttrTouchSizeRange=20:10
 AttrPressureRange=3:0
 AttrPalmSizeThreshold=900