diff --git a/library/Zend/View/Helper/HeadLink.php b/library/Zend/View/Helper/HeadLink.php
index f1079f99d2c..b04b3a2e7fc 100644
--- a/library/Zend/View/Helper/HeadLink.php
+++ b/library/Zend/View/Helper/HeadLink.php
@@ -289,7 +289,11 @@ public function itemToString(stdClass $item)
             && !empty($attributes['conditionalStylesheet'])
             && is_string($attributes['conditionalStylesheet']))
         {
-            $link = '<!--[if ' . $attributes['conditionalStylesheet'] . ']> ' . $link . '<![endif]-->';
+            // inner wrap with comment end and start if !IE
+            if (str_replace(' ', '', $attributes['conditionalStylesheet']) === '!IE') {
+                $link = '<!-->' . $link . '<!--';
+            }
+            $link = '<!--[if ' . $attributes['conditionalStylesheet'] . ']>' . $link . '<![endif]-->';
         }
 
         return $link;
diff --git a/library/Zend/View/Helper/HeadMeta.php b/library/Zend/View/Helper/HeadMeta.php
index 9927d46bc15..59dc5da3271 100644
--- a/library/Zend/View/Helper/HeadMeta.php
+++ b/library/Zend/View/Helper/HeadMeta.php
@@ -269,6 +269,10 @@ public function itemToString(stdClass $item)
             && !empty($item->modifiers['conditional'])
             && is_string($item->modifiers['conditional']))
         {
+            // inner wrap with comment end and start if !IE
+            if (str_replace(' ', '', $item->modifiers['conditional']) === '!IE') {
+                $meta = '<!-->' . $meta . '<!--';
+            }
             $meta = '<!--[if ' . $this->escape($item->modifiers['conditional']) . ']>' . $meta . '<![endif]-->';
         }
 
diff --git a/library/Zend/View/Helper/HeadScript.php b/library/Zend/View/Helper/HeadScript.php
index 30609be1d36..d432a1ef0b6 100644
--- a/library/Zend/View/Helper/HeadScript.php
+++ b/library/Zend/View/Helper/HeadScript.php
@@ -408,6 +408,10 @@ public function itemToString($item, $indent, $escapeStart, $escapeEnd)
             && !empty($item->attributes['conditional'])
             && is_string($item->attributes['conditional']))
         {
+            // inner wrap with comment end and start if !IE
+            if (str_replace(' ', '', $item->attributes['conditional']) === '!IE') {
+                $html = '<!-->' . $html . '<!--';
+            }
             $html = $indent . '<!--[if ' . $item->attributes['conditional'] . ']>' . $html . '<![endif]-->';
         } else {
             $html = $indent . $html;
diff --git a/library/Zend/View/Helper/HeadStyle.php b/library/Zend/View/Helper/HeadStyle.php
index 66e2103e259..45df6e6546f 100644
--- a/library/Zend/View/Helper/HeadStyle.php
+++ b/library/Zend/View/Helper/HeadStyle.php
@@ -333,7 +333,11 @@ public function itemToString(stdClass $item, $indent)
             . '</style>';
 
         if (null == $escapeStart && null == $escapeEnd) {
-            $html = '<!--[if ' . $item->attributes['conditional'] . ']> ' . $html . '<![endif]-->';
+            // inner wrap with comment end and start if !IE
+            if (str_replace(' ', '', $item->attributes['conditional']) === '!IE') {
+                $html = '<!-->' . $html . '<!--';
+            }
+            $html = '<!--[if ' . $item->attributes['conditional'] . ']>' . $html . '<![endif]-->';
         }
 
         return $html;
diff --git a/tests/ZendTest/View/Helper/HeadLinkTest.php b/tests/ZendTest/View/Helper/HeadLinkTest.php
index ac49718d937..cae38d11038 100644
--- a/tests/ZendTest/View/Helper/HeadLinkTest.php
+++ b/tests/ZendTest/View/Helper/HeadLinkTest.php
@@ -277,6 +277,32 @@ public function testConditionalStylesheetCreationOccursWhenRequested()
         $this->assertContains('<![endif]-->', $string);
     }
 
+    public function testConditionalStylesheetCreationNoIE()
+    {
+        $this->helper->setStylesheet('/styles.css', 'screen', '!IE');
+        $item = $this->helper->getValue();
+        $this->assertObjectHasAttribute('conditionalStylesheet', $item);
+        $this->assertEquals('!IE', $item->conditionalStylesheet);
+
+        $string = $this->helper->toString();
+        $this->assertContains('/styles.css', $string);
+        $this->assertContains('<!--[if !IE]><!--><', $string);
+        $this->assertContains('<!--<![endif]-->', $string);
+    }
+
+    public function testConditionalStylesheetCreationNoIEWidthSpaces()
+    {
+        $this->helper->setStylesheet('/styles.css', 'screen', '! IE');
+        $item = $this->helper->getValue();
+        $this->assertObjectHasAttribute('conditionalStylesheet', $item);
+        $this->assertEquals('! IE', $item->conditionalStylesheet);
+
+        $string = $this->helper->toString();
+        $this->assertContains('/styles.css', $string);
+        $this->assertContains('<!--[if ! IE]><!--><', $string);
+        $this->assertContains('<!--<![endif]-->', $string);
+    }
+
     public function testSettingAlternateWithTooFewArgsRaisesException()
     {
         try {
diff --git a/tests/ZendTest/View/Helper/HeadMetaTest.php b/tests/ZendTest/View/Helper/HeadMetaTest.php
index b78eeda5f54..bc60c45582a 100644
--- a/tests/ZendTest/View/Helper/HeadMetaTest.php
+++ b/tests/ZendTest/View/Helper/HeadMetaTest.php
@@ -529,5 +529,20 @@ public function testConditional()
         $this->assertRegExp("|^<!--\[if lt IE 7\]>|", $html);
         $this->assertRegExp("|<!\[endif\]-->$|", $html);
     }
+    
+    public function testConditionalNoIE()
+    {
+        $html = $this->helper->appendHttpEquiv('foo', 'bar', array('conditional' => '!IE'))->toString();
+        
+        $this->assertContains('<!--[if !IE]><!--><', $html);
+        $this->assertContains('<!--<![endif]-->', $html);
+    }
 
+    public function testConditionalNoIEWidthSpace()
+    {
+        $html = $this->helper->appendHttpEquiv('foo', 'bar', array('conditional' => '! IE'))->toString();
+        
+        $this->assertContains('<!--[if ! IE]><!--><', $html);
+        $this->assertContains('<!--<![endif]-->', $html);
+    }
 }
diff --git a/tests/ZendTest/View/Helper/HeadScriptTest.php b/tests/ZendTest/View/Helper/HeadScriptTest.php
index c70cfa02d41..cd627c139ca 100644
--- a/tests/ZendTest/View/Helper/HeadScriptTest.php
+++ b/tests/ZendTest/View/Helper/HeadScriptTest.php
@@ -379,6 +379,30 @@ public function testConditionalScriptWidthIndentation()
         $this->assertContains('    <!--[if lt IE 7]>', $test);
     }
 
+    public function testConditionalScriptNoIE()
+    {
+        $this->helper->setAllowArbitraryAttributes(true);
+        $this->helper->appendFile(
+            '/js/foo.js', 'text/javascript', array('conditional' => '!IE')
+        );
+        $test = $this->helper->toString();
+
+        $this->assertContains('<!--[if !IE]><!--><', $test);
+        $this->assertContains('<!--<![endif]-->', $test);
+    }
+
+    public function testConditionalScriptNoIEWidthSpace()
+    {
+        $this->helper->setAllowArbitraryAttributes(true);
+        $this->helper->appendFile(
+            '/js/foo.js', 'text/javascript', array('conditional' => '! IE')
+        );
+        $test = $this->helper->toString();
+
+        $this->assertContains('<!--[if ! IE]><!--><', $test);
+        $this->assertContains('<!--<![endif]-->', $test);
+    }
+    
     /**
      * @issue ZF-5435
      */
diff --git a/tests/ZendTest/View/Helper/HeadStyleTest.php b/tests/ZendTest/View/Helper/HeadStyleTest.php
index d707c1aea60..02e2f0112c5 100644
--- a/tests/ZendTest/View/Helper/HeadStyleTest.php
+++ b/tests/ZendTest/View/Helper/HeadStyleTest.php
@@ -362,6 +362,28 @@ public function testConditionalScript()
         $this->assertContains('<!--[if lt IE 7]>', $test);
     }
 
+    public function testConditionalScriptNoIE()
+    {
+        $this->helper->appendStyle('
+a {
+    display: none;
+}', array('media' => 'screen,projection', 'conditional' => '!IE'));
+        $test = $this->helper->toString();
+        $this->assertContains('<!--[if !IE]><!--><', $test);
+        $this->assertContains('<!--<![endif]-->', $test);
+    }
+    
+    public function testConditionalScriptNoIEWidthSpace()
+    {
+        $this->helper->appendStyle('
+a {
+    display: none;
+}', array('media' => 'screen,projection', 'conditional' => '! IE'));
+        $test = $this->helper->toString();
+        $this->assertContains('<!--[if ! IE]><!--><', $test);
+        $this->assertContains('<!--<![endif]-->', $test);
+    }
+
     /**
      * @issue ZF-5435
      */