diff --git a/src/__tests__/NopeString.spec.ts b/src/__tests__/NopeString.spec.ts
index 774c4e6..e1c65e1 100644
--- a/src/__tests__/NopeString.spec.ts
+++ b/src/__tests__/NopeString.spec.ts
@@ -7,9 +7,7 @@ describe('#NopeString', () => {
     });
 
     it('should return an error message for an invalid entry', () => {
-      expect(Nope.string().regex(/abc/i, 'errorMessage').validate('http:google.com')).toBe(
-        'errorMessage',
-      );
+      expect(Nope.string().regex(/abc/i, 'errorMessage').validate('defg')).toBe('errorMessage');
     });
 
     it('should return undefined for an valid entry', () => {
@@ -23,20 +21,29 @@ describe('#NopeString', () => {
     });
 
     it('should return an error message for an invalid URL', () => {
-      expect(Nope.string().url().validate('http:google.com')).toBe('Input is not a valid url');
+      const invalidUrls = [
+        'http://:google.com',
+        'http://',
+        // 'http:///a',
+        'http://foo.bar/foo(bar)baz quux',
+      ];
+      for (const url of invalidUrls) {
+        expect(Nope.string().url().validate(url)).toBe('Input is not a valid url');
+      }
     });
 
     it('should return undefined for an valid URL', () => {
-      expect(Nope.string().url('urlErrorMessage').validate('https://google.com')).toBe(undefined);
-      expect(Nope.string().url('urlErrorMessage').validate('https://google.com?asd=123')).toBe(
-        undefined,
-      );
-      expect(Nope.string().url('urlErrorMessage').validate('https://google.com/123')).toBe(
-        undefined,
-      );
-      expect(Nope.string().url('urlErrorMessage').validate('https://google.com/123/456?q=42')).toBe(
-        undefined,
-      );
+      const validUrls = [
+        'https://github.com/bvego/nope-validator/commit/4564b7444dcd92769e5c5b80420469c9f18b7a05?branch=4564b7444dcd92769e5c5b80420469c9f18b7a05&diff=split',
+        'https://google.com',
+        'https://google.com?asd=123',
+        'https://google.com/123',
+        'https://google.com/123/456?q=42',
+      ];
+
+      for (const url of validUrls) {
+        expect(Nope.string().url('urlErrorMessage').validate(url)).toBe(undefined);
+      }
     });
   });
 
diff --git a/src/consts.ts b/src/consts.ts
index 41bcd5c..51f5341 100644
--- a/src/consts.ts
+++ b/src/consts.ts
@@ -1,3 +1,3 @@
 export const emailRegex = /^(([^<>()[\]\.,;:\s@\"]+(\.[^<>()[\]\.,;:\s@\"]+)*)|(\".+\"))@(([^<>()[\]\.,;:\s@\"]+\.)+[^<>()[\]\.,;:\s@\"]{2,})$/i;
 
-export const urlRegex = /^(?:(?:(?:https?|ftp):)?\/\/)(?:\S+(?::\S*)?@)?(?:(?!(?:10|127)(?:\.\d{1,3}){3})(?!(?:169\.254|192\.168)(?:\.\d{1,3}){2})(?!172\.(?:1[6-9]|2\d|3[0-1])(?:\.\d{1,3}){2})(?:[1-9]\d?|1\d\d|2[01]\d|22[0-3])(?:\.(?:1?\d{1,2}|2[0-4]\d|25[0-5])){2}(?:\.(?:[1-9]\d?|1\d\d|2[0-4]\d|25[0-4]))|(?:(?:[a-z\u00a1-\uffff0-9]-*)*[a-z\u00a1-\uffff0-9]+)(?:\.(?:[a-z\u00a1-\uffff0-9]-*)*[a-z\u00a1-\uffff0-9]+)*(?:\.(?:[a-z\u00a1-\uffff]{2,})))(?::\d{2,5})?(?:[/?#]\S*)?$/i;
+export const urlRegex = /^([a-z][a-z0-9\*\-\.]*):\/\/(?:(?:(?:[\w\.\-\+!$&'\(\)*\+,;=]|%[0-9a-f]{2})+:)*(?:[\w\.\-\+%!$&'\(\)*\+,;=]|%[0-9a-f]{2})+@)?(?:(?:[a-z0-9\-\.]|%[0-9a-f]{2})+|(?:\[(?:[0-9a-f]{0,4}:)*(?:[0-9a-f]{0,4})\]))(?::[0-9]+)?(?:[\/|\?](?:[\w#!:\.\?\+=&@!$'~*,;\/\(\)\[\]\-]|%[0-9a-f]{2})*)?$/i;