diff --git a/urijs/URI-tests.ts b/urijs/URI-tests.ts
index 4ab69219e..75e999140 100644
--- a/urijs/URI-tests.ts
+++ b/urijs/URI-tests.ts
@@ -1,5 +1,18 @@
 /// <reference path="URI.d.ts" />
 
+URI();
+URI('http://user:pass@example.org:80/foo/bar.html?foo=bar&bar=baz#frag');
+URI({
+    protocol: 'http',
+    username: 'user',
+    password: 'pass',
+    hostname: 'example.org',
+    port: '80',
+    path: '/foo/bar.html',
+    query: 'foo=bar&bar=baz',
+    fragment: 'frag'
+});
+
 new URI();
 new URI('http://user:pass@example.org:80/foo/bar.html?foo=bar&bar=baz#frag');
 new URI({
diff --git a/urijs/URI.d.ts b/urijs/URI.d.ts
index 2f40b1a46..b140df400 100644
--- a/urijs/URI.d.ts
+++ b/urijs/URI.d.ts
@@ -1,4 +1,4 @@
-// Type definitions for URI.js
+// Type definitions for URI.js 1.15.1
 // Project: https://github.com/medialize/URI.js
 // Definitions by: RodneyJT <https://github.com/RodneyJT>, Brian Surowiec <https://github.com/xt0rted>
 // Definitions: https://github.com/borisyankov/DefinitelyTyped
@@ -128,6 +128,9 @@ declare module uri {
     }
 
     interface URIStatic {
+        (): URI;
+        (value: string | URIOptions): URI;
+
         new (): URI;
         new (value: string | URIOptions): URI;