diff --git a/CHANGELOG.md b/CHANGELOG.md
index 17ad8c8..77d1fb4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,12 @@
 
 Notice: This library follows [SEMVER 2.0.0](https://semver.org/spec/v2.0.0.html) convention.
 
+## Version 2.1.2 2020-04-05
+
+- Internal change to split namespace and xsd location using `preg_split`.
+- Introduce deprecation notice on version `2.x`.
+- Update travis badges and link.
+
 ## Version 2.1.1 2020-01-08
 
 - Improve testing, 100% code coverage, each test class uses cover related class.
diff --git a/README.md b/README.md
index 9d61588..cdc411c 100644
--- a/README.md
+++ b/README.md
@@ -71,7 +71,12 @@ issues: Validate an XML file and store locally a copy of the XSD files.
 Version 2.x breaks this problem and give this library only one propose:
 Validate an XML file against its multiple XSD files, it does not matter where are located.
 
-Also, version 2.x uses PHP 7 with scalar type declarations, so it no longer compatible with PHP 5.6. 
+## Version 2.x is deprecated
+
+Version 2.x was compatible with PHP 7 and was deprecated on 2020-04-05.
+
+A branch `2.x` has been created, it might be installable using `composer require eclipxe/xmlschemavalidator:2.x-dev`,
+but it will not be active maintained and you should change your dependency as soon as possible.
 
 ## Contributing
 
@@ -90,7 +95,7 @@ and licensed for use under the MIT License (MIT). Please see [LICENSE][] for mor
 [source]: https://github.com/eclipxe13/XmlSchemaValidator
 [release]: https://github.com/eclipxe13/XmlSchemaValidator/releases
 [license]: https://github.com/eclipxe13/XmlSchemaValidator/blob/master/LICENSE
-[build]: https://travis-ci.org/eclipxe13/XmlSchemaValidator?branch=master
+[build]: https://travis-ci.com/eclipxe13/XmlSchemaValidator?branch=master
 [quality]: https://scrutinizer-ci.com/g/eclipxe13/XmlSchemaValidator/
 [coverage]: https://scrutinizer-ci.com/g/eclipxe13/XmlSchemaValidator/code-structure/master
 [downloads]: https://packagist.org/packages/eclipxe/xmlschemavalidator
@@ -98,7 +103,7 @@ and licensed for use under the MIT License (MIT). Please see [LICENSE][] for mor
 [badge-source]: https://img.shields.io/badge/source-eclipxe13/XmlSchemaValidator-blue.svg?style=flat-square
 [badge-release]: https://img.shields.io/github/release/eclipxe13/XmlSchemaValidator.svg?style=flat-square
 [badge-license]: https://img.shields.io/github/license/eclipxe13/XmlSchemaValidator.svg?style=flat-square
-[badge-build]: https://img.shields.io/travis/eclipxe13/XmlSchemaValidator/master.svg?style=flat-square
+[badge-build]: https://img.shields.io/travis/com/eclipxe13/XmlSchemaValidator/master.svg?style=flat-square
 [badge-quality]: https://img.shields.io/scrutinizer/g/eclipxe13/XmlSchemaValidator/master.svg?style=flat-square
 [badge-coverage]: https://img.shields.io/scrutinizer/coverage/g/eclipxe13/XmlSchemaValidator/master.svg?style=flat-square
 [badge-downloads]: https://img.shields.io/packagist/dt/eclipxe/xmlschemavalidator.svg?style=flat-square
diff --git a/src/XmlSchemaValidator/SchemaValidator.php b/src/XmlSchemaValidator/SchemaValidator.php
index 8254ab3..87897a0 100644
--- a/src/XmlSchemaValidator/SchemaValidator.php
+++ b/src/XmlSchemaValidator/SchemaValidator.php
@@ -116,14 +116,8 @@ public function buildSchemas(): Schemas
         foreach ($schemasList as $node) {
             // get the node content
             $content = $node->nodeValue;
-
             // get parts without inner spaces
-            // $parts = array_values(array_filter(explode(' ', $content)));
-
-            // 2020-04-03 DDW - use preg_split to handle all types of whitespace?  not necessary!  $xpath-query appears to remove
-            // vertical whitespace and convert tabs to spaces.  But preg_split is a little more elegant.....
-            $parts = preg_split('/[\s]+/', $content);
-
+            $parts = preg_split('/\s+/', $content) ?: [];
             $partsCount = count($parts);
             // check that the list count is an even number
             if (0 !== $partsCount % 2) {
diff --git a/tests/XmlSchemaValidatorTests/SchemaValidatorTest.php b/tests/XmlSchemaValidatorTests/SchemaValidatorTest.php
index 00e74fd..3fc02f9 100644
--- a/tests/XmlSchemaValidatorTests/SchemaValidatorTest.php
+++ b/tests/XmlSchemaValidatorTests/SchemaValidatorTest.php
@@ -57,7 +57,8 @@ public function testValidateWithNoSchema()
         );
     }
 
-    public function testValidateWithVariousWhitespaceInSchemaDeclaration() {
+    public function testValidateWithVariousWhitespaceInSchemaDeclaration()
+    {
         $validator = $this->utilCreateValidator('books-valid-with-extra-whitespace-in-schema-declaration.xml');
         $this->assertTrue($validator->validate());
     }