diff --git a/passport-facebook/passport-facebook-tests.ts b/passport-facebook/passport-facebook-tests.ts
index b35770479..8accf57c0 100644
--- a/passport-facebook/passport-facebook-tests.ts
+++ b/passport-facebook/passport-facebook-tests.ts
@@ -1,3 +1,5 @@
+/// <reference path="./passport-facebook.d.ts" />
+
 /**
  * Created by jcabresos on 4/19/2014.
  */
@@ -22,4 +24,4 @@ passport.use(new facebook.Strategy({
              done(null, user);
          });
     })
-);
\ No newline at end of file
+);