diff --git a/hyphenate/hyphenate/us/exceptions.rkt b/hyphenate/hyphenate/us/exceptions.rkt
index 386b5849..d7b9c450 100644
--- a/hyphenate/hyphenate/us/exceptions.rkt
+++ b/hyphenate/hyphenate/us/exceptions.rkt
@@ -4,6 +4,12 @@ as-so-ciate
 as-so-ciates
 dec-li-na-tion
 dis-tri-bu-tion
+iMac
+iMacs
+iPad
+iPads
+iPhone
+iPhones
 law-yer
 law-yer-ing
 law-yer-ly
@@ -24,3 +30,4 @@ ref-or-ma-tion
 ret-ri-bu-tion
 ta-ble
 ty-pog-ra-pher
+ty-pog-ra-phers