diff --git a/text-buffer/text-buffer.d.ts b/text-buffer/text-buffer.d.ts
index 7fd28b904..b631618ca 100644
--- a/text-buffer/text-buffer.d.ts
+++ b/text-buffer/text-buffer.d.ts
@@ -5,7 +5,7 @@
 
 /// <reference path="../atom/atom.d.ts" />
 /// <reference path="../emissary/emissary.d.ts" />
-/// <reference path="../Q/Q.d.ts" />
+/// <reference path="../q/Q.d.ts" />
 
 
 declare module TextBuffer {