diff --git a/uniq/uniq-tests.ts b/uniq/uniq-tests.ts
index b9facc8e23..1dc3d6fd81 100644
--- a/uniq/uniq-tests.ts
+++ b/uniq/uniq-tests.ts
@@ -1,3 +1,5 @@
+/// <reference path="./uniq.d.ts" />
+
 import unique = require("uniq");
 var data = [1, 2, 2, 3, 4, 5, 5, 5, 6];
 var datastr = ["1", "2", "2", "3", "4", "5", "5", "5", "6"];