diff --git a/types/url-regex/index.d.ts b/types/url-regex/index.d.ts
index ed51c6e34d..58f3793baa 100644
--- a/types/url-regex/index.d.ts
+++ b/types/url-regex/index.d.ts
@@ -1,12 +1,15 @@
-// Type definitions for url-regex 4.0
+// Type definitions for url-regex 4.1
 // Project: https://github.com/kevva/url-regex
 // Definitions by: Daniel Perez Alvarez <https://github.com/unindented>
+//                 sosukesuzuki <https://github.com/sosukesuzuki>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 
 /** Regular expression for matching URLs. */
 declare function urlRegex(options?: {
     /** Only match an exact string. Useful with RegExp#test to check if a string is a URL. */
     exact?: boolean;
+    /** Force URLs to start with a valid protocol or www. If set to false it'll match the TLD against a list of valid TLDs(https://github.com/stephenmathieson/node-tlds). */
+    strict?: boolean;
 }): RegExp;
 
 export = urlRegex;
diff --git a/types/url-regex/url-regex-tests.ts b/types/url-regex/url-regex-tests.ts
index 2a2db45a28..de62d9a796 100644
--- a/types/url-regex/url-regex-tests.ts
+++ b/types/url-regex/url-regex-tests.ts
@@ -8,4 +8,6 @@ urlRegex({exact: true}).test('https://github.com foo bar');
 
 urlRegex({exact: true}).test('https://github.com');
 
+urlRegex({exact: true, strict: false}).test('github.com');
+
 'foo https://github.com bar //google.com'.match(urlRegex());