diff --git a/socket.io-client/legacy/socket.io-client-1.2.0-tests.ts b/socket.io-client/legacy/socket.io-client-1.2.0-tests.ts
index 803a9c786..3ad8db95f 100644
--- a/socket.io-client/legacy/socket.io-client-1.2.0-tests.ts
+++ b/socket.io-client/legacy/socket.io-client-1.2.0-tests.ts
@@ -1,4 +1,4 @@
-/// <reference path="socket.io-client.d.ts"/>
+/// <reference path="socket.io-client-1.2.0.d.ts"/>
 
 function testUsingWithNodeHTTPServer() {
     var socket = io('http://localhost');
diff --git a/socket.io/legacy/socket.io-1.2.0-tests.ts b/socket.io/legacy/socket.io-1.2.0-tests.ts
index 442e67775..93899d0d9 100644
--- a/socket.io/legacy/socket.io-1.2.0-tests.ts
+++ b/socket.io/legacy/socket.io-1.2.0-tests.ts
@@ -1,3 +1,5 @@
+/// <reference path="socket.io-1.2.0.d.ts"/>
+
 import socketIO = require('socket.io');
 
 function testUsingWithNodeHTTPServer() {
diff --git a/socket.io/socket.io-tests.ts b/socket.io/socket.io-tests.ts
index 442e67775..93899d0d9 100644
--- a/socket.io/socket.io-tests.ts
+++ b/socket.io/socket.io-tests.ts
@@ -1,3 +1,5 @@
+/// <reference path="socket.io-1.2.0.d.ts"/>
+
 import socketIO = require('socket.io');
 
 function testUsingWithNodeHTTPServer() {