diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2650fc1..3a780ce 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,24 @@
 
 All Notable changes to `league-uri-parser` will be documented in this file
 
+## 1.0.3 - 2017-02-06
+
+### Added
+
+- None
+
+### Fixed
+
+- idn_to_ascii uses `INTL_IDNA_VARIANT_UTS46` as `INTL_IDNA_VARIANT_2003` will be deprecated
+
+### Deprecated
+
+- None
+
+### Removed
+
+- None
+
 ## 1.0.2 - 2017-01-19
 
 ### Added
diff --git a/composer.json b/composer.json
index deafade..3315b4a 100644
--- a/composer.json
+++ b/composer.json
@@ -24,7 +24,7 @@
     },
     "require-dev": {
         "friendsofphp/php-cs-fixer": "^1.9",
-        "phpunit/phpunit" : "^5.0",
+        "phpunit/phpunit" : "^6.0",
         "phpbench/phpbench": "^0.12.2"
     },
     "autoload": {
diff --git a/src/Parser.php b/src/Parser.php
index 1659a19..c451ca5 100644
--- a/src/Parser.php
+++ b/src/Parser.php
@@ -333,11 +333,29 @@ protected function isRegisteredName(string $host): bool
             $host = substr($host, 0, -1);
         }
 
-        $labels = array_map('idn_to_ascii', explode('.', $host));
+        $labels = array_map([$this, 'toAscii'], explode('.', $host));
 
         return 127 > count($labels) && $labels === array_filter($labels, [$this, 'isHostLabel']);
     }
 
+    /**
+     * Convert domain name to IDNA ASCII form.
+     *
+     * @param  string $label
+     *
+     * @return string
+     */
+    protected function toAscii(string $label)
+    {
+        $res = idn_to_ascii($label, 0, INTL_IDNA_VARIANT_UTS46);
+        if (false !== $res) {
+            return $res;
+        }
+
+        return '';
+    }
+
+
     /**
      * Returns whether the host label is valid
      *
diff --git a/tests/ParserTest.php b/tests/ParserTest.php
index 6368d39..98ae6ba 100644
--- a/tests/ParserTest.php
+++ b/tests/ParserTest.php
@@ -12,26 +12,17 @@
 class ParserTest extends TestCase
 {
     /**
-     * @var Parser
-     */
-    protected $parser;
-
-    protected function setUp()
-    {
-        $this->parser = new Parser();
-    }
-
-    /**
-     * @dataProvider testValidURI
+     * @dataProvider validUriProvider
      * @param $uri
      * @param $expected
      */
     public function testParseSucced($uri, $expected)
     {
-        $this->assertSame($expected, $this->parser->__invoke($uri));
+        $components = (new Parser())($uri);
+        $this->assertSame($expected, $components);
     }
 
-    public function testValidURI()
+    public function validUriProvider()
     {
         return [
             'complete URI' => [
@@ -86,7 +77,6 @@ public function testValidURI()
                     'fragment' => null,
                 ],
             ],
-
             'URI without userinfo' => [
                 'scheme://HoSt:81/path?query#fragment',
                 [
@@ -637,16 +627,16 @@ public function testValidURI()
     }
 
     /**
-     * @dataProvider testInvalidURI
+     * @dataProvider invalidUriProvider
      * @param string $uri
      */
     public function testParseFailed($uri)
     {
-        $this->setExpectedException(Exception::class);
-        $this->parser->__invoke($uri);
+        $this->expectException(Exception::class);
+        (new Parser())($uri);
     }
 
-    public function testInvalidURI()
+    public function invalidUriProvider()
     {
         return [
             'invalid scheme (1)' => ['0scheme://host/path?query#fragment'],
@@ -670,14 +660,14 @@ public function testInvalidURI()
     }
 
     /**
-     * @dataProvider testValidHost
+     * @dataProvider validHostProvider
      */
     public function testHost($host, $expected)
     {
-        $this->assertSame($expected, $this->parser->isHost($host));
+        $this->assertSame($expected, (new Parser())->isHost($host));
     }
 
-    public function testValidHost()
+    public function validHostProvider()
     {
         return [
             'RFC3986 registered name' => ['bebe.be', true],