diff --git a/runtime/syntax/cpp.vim b/runtime/syntax/cpp.vim
index 04fc733..78731d7 100644
--- a/runtime/syntax/cpp.vim
+++ b/runtime/syntax/cpp.vim
@@ -1,8 +1,8 @@
 " Vim syntax file
 " Language:	C++
-" Current Maintainer:	vim-jp (https://github.com/vim-jp/cpp-vim)
+" Current Maintainer:	vim-jp (https://github.com/vim-jp/vim-cpp)
 " Previous Maintainer:	Ken Shan <ccshan@post.harvard.edu>
-" Last Change:	2014 May 14
+" Last Change:	2015 Mar 1
 
 " For version 5.x: Clear all syntax items
 " For version 6.x: Quit when a syntax file was already loaded
@@ -32,14 +32,21 @@
 syn keyword cppStorageClass	mutable
 syn keyword cppStructure	class typename template namespace
 syn keyword cppBoolean		true false
+syn keyword cppConstant		__cplusplus
 
 " C++ 11 extensions
 if !exists("cpp_no_cpp11")
   syn keyword cppType		override final
   syn keyword cppExceptions	noexcept
-  syn keyword cppStorageClass	constexpr decltype
+  syn keyword cppStorageClass	constexpr decltype thread_local
   syn keyword cppConstant	nullptr
-  syn region cppRawString       matchgroup=cppRawDelimiter start=+\%(u8\|[uLU]\)\=R"\z([[:alnum:]_{}[\]#<>%:;.?*\+\-/\^&|~!=,"']\{,16}\)(+ end=+)\z1"+ contains=@Spell
+  syn keyword cppConstant	ATOMIC_FLAG_INIT ATOMIC_VAR_INIT
+  syn keyword cppConstant	ATOMIC_BOOL_LOCK_FREE ATOMIC_CHAR_LOCK_FREE
+  syn keyword cppConstant	ATOMIC_CHAR16_T_LOCK_FREE ATOMIC_CHAR32_T_LOCK_FREE
+  syn keyword cppConstant	ATOMIC_WCHAR_T_LOCK_FREE ATOMIC_SHORT_LOCK_FREE
+  syn keyword cppConstant	ATOMIC_INT_LOCK_FREE ATOMIC_LONG_LOCK_FREE
+  syn keyword cppConstant	ATOMIC_LLONG_LOCK_FREE ATOMIC_POINTER_LOCK_FREE
+  syn region cppRawString	matchgroup=cppRawDelimiter start=+\%(u8\|[uLU]\)\=R"\z([[:alnum:]_{}[\]#<>%:;.?*\+\-/\^&|~!=,"']\{,16}\)(+ end=+)\z1"+ contains=@Spell
 endif
 
 " The minimum and maximum operators in GNU C++