diff --git a/library/Zend/Form/Element/Checkbox.php b/library/Zend/Form/Element/Checkbox.php
index 7f50b8085d0..8b3e6172ac5 100644
--- a/library/Zend/Form/Element/Checkbox.php
+++ b/library/Zend/Form/Element/Checkbox.php
@@ -168,7 +168,7 @@ public function getInputSpecification()
             'name' => $this->getName(),
             'required' => true,
         );
-        
+
         if ($validator = $this->getValidator()) {
             $spec['validators'] = array(
                 $validator,
diff --git a/library/Zend/Form/Element/MultiCheckbox.php b/library/Zend/Form/Element/MultiCheckbox.php
index b803d316d58..48fe7b62513 100644
--- a/library/Zend/Form/Element/MultiCheckbox.php
+++ b/library/Zend/Form/Element/MultiCheckbox.php
@@ -25,7 +25,7 @@ class MultiCheckbox extends Checkbox
     protected $attributes = array(
         'type' => 'multi_checkbox',
     );
-    
+
     /**
      * @var bool
      */
@@ -116,7 +116,7 @@ public function setAttribute($key, $value)
         }
         return parent::setAttribute($key, $value);
     }
-    
+
     /**
      * Set the flag to allow for disabling the automatic addition of an InArray validator.
      *
diff --git a/tests/ZendTest/Form/Element/MultiCheckboxTest.php b/tests/ZendTest/Form/Element/MultiCheckboxTest.php
index df430e767ae..2dee9baa509 100644
--- a/tests/ZendTest/Form/Element/MultiCheckboxTest.php
+++ b/tests/ZendTest/Form/Element/MultiCheckboxTest.php
@@ -134,7 +134,7 @@ public function testSetOptionsOptions()
         $this->assertEquals(array('bar' => 'baz'), $element->getOption('value_options'));
         $this->assertEquals(array('foo' => 'bar'), $element->getOption('options'));
     }
-    
+
     public function testDisableInputSpecification()
     {
         $element = new MultiCheckboxElement();