diff --git a/src/Enumerator.php b/src/Enumerator.php
index df15793..d42bce8 100644
--- a/src/Enumerator.php
+++ b/src/Enumerator.php
@@ -7,7 +7,6 @@
  * For the full copyright and license information, please view the LICENSE
  * file that was distributed with this source code.
  */
-
 namespace SebastianBergmann\ObjectEnumerator;
 
 use SebastianBergmann\ObjectReflector\ObjectReflector;
diff --git a/src/Exception.php b/src/Exception.php
index 469dd64..9c45bdc 100644
--- a/src/Exception.php
+++ b/src/Exception.php
@@ -7,7 +7,6 @@
  * For the full copyright and license information, please view the LICENSE
  * file that was distributed with this source code.
  */
-
 namespace SebastianBergmann\ObjectEnumerator;
 
 interface Exception
diff --git a/src/InvalidArgumentException.php b/src/InvalidArgumentException.php
index 7979ea9..ce2037c 100644
--- a/src/InvalidArgumentException.php
+++ b/src/InvalidArgumentException.php
@@ -7,7 +7,6 @@
  * For the full copyright and license information, please view the LICENSE
  * file that was distributed with this source code.
  */
-
 namespace SebastianBergmann\ObjectEnumerator;
 
 class InvalidArgumentException extends \InvalidArgumentException implements Exception
diff --git a/tests/EnumeratorTest.php b/tests/EnumeratorTest.php
index 1e0ba60..481485e 100644
--- a/tests/EnumeratorTest.php
+++ b/tests/EnumeratorTest.php
@@ -7,7 +7,6 @@
  * For the full copyright and license information, please view the LICENSE
  * file that was distributed with this source code.
  */
-
 namespace SebastianBergmann\ObjectEnumerator;
 
 use PHPUnit\Framework\TestCase;
diff --git a/tests/_fixture/ExceptionThrower.php b/tests/_fixture/ExceptionThrower.php
index 4314046..53ef48a 100644
--- a/tests/_fixture/ExceptionThrower.php
+++ b/tests/_fixture/ExceptionThrower.php
@@ -7,7 +7,6 @@
  * For the full copyright and license information, please view the LICENSE
  * file that was distributed with this source code.
  */
-
 namespace SebastianBergmann\ObjectEnumerator\Fixtures;
 
 use RuntimeException;