Index: vim/syntax/objc.vim
==================================================================
--- vim/syntax/objc.vim
+++ vim/syntax/objc.vim
@@ -35,11 +35,11 @@
 syn keyword objcTypeModifier	bycopy in out inout oneway OF_GENERIC OF_INLINE
 syn keyword objcTypeModifier	OF_KINDOF OF_CONST_FUNC OF_NO_RETURN
 syn keyword objcTypeModifier	OF_RETURNS_INNER_POINTER OF_NULLABLE_PROPERTY
 syn keyword objcTypeModifier	OF_NULL_RESETTABLE_PROPERTY OF_UNAVAILABLE
 syn keyword objcTypeModifier	OF_DESIGNATED_INITIALIZER OF_METHOD_FAMILY
-syn keyword objcTypeModifier	OF_REQUIRES_SUPER OF_ALIGNOF OF_ALIGNAS
+syn keyword objcTypeModifier	OF_REQUIRES_SUPER OF_ALIGN OF_ALIGNOF OF_ALIGNAS
 syn keyword objcTypeModifier	OF_SENTINEL OF_SUBCLASSING_RESTRICTED
 syn keyword objcTypeModifier	OF_DIRECT OF_DIRECT_MEMBERS
 syn keyword objcTypeModifier	_Nonnull _Nullable _Null_unspecified __kindof
 syn keyword objcConstant	nil Nil OFNotFound