diff --git a/syntax/typescript.vim b/syntax/typescript.vim
index 09f2ef6..cab6c72 100644
--- a/syntax/typescript.vim
+++ b/syntax/typescript.vim
@@ -139,6 +139,7 @@ syntax keyword typescriptReserved constructor declare as interface module abstra
 "}}}
 " DOM2 Objects"{{{
   syntax keyword typescriptType DOMImplementation DocumentFragment Node NodeList NamedNodeMap CharacterData Attr Element Text Comment CDATASection DocumentType Notation Entity EntityReference ProcessingInstruction void any string boolean number symbol never object unknown
+  syntax match typescriptType /\<unique\s\+symbol\>/
   syntax keyword typescriptExceptions DOMException
 "}}}
 " DOM2 CONSTANT"{{{