diff --git a/phpBB/phpbb/request/request.php b/phpBB/phpbb/request/request.php
index 00be8fd381..a0267d1370 100644
--- a/phpBB/phpbb/request/request.php
+++ b/phpBB/phpbb/request/request.php
@@ -150,8 +150,6 @@ class request implements \phpbb\request\request_interface
 			return;
 		}
 
-		$this->type_cast_helper->add_magic_quotes($value);
-
 		// setting to null means unsetting
 		if ($value === null)
 		{
diff --git a/phpBB/phpbb/request/type_cast_helper.php b/phpBB/phpbb/request/type_cast_helper.php
index 96e66950ca..1a53206c74 100644
--- a/phpBB/phpbb/request/type_cast_helper.php
+++ b/phpBB/phpbb/request/type_cast_helper.php
@@ -18,28 +18,6 @@ namespace phpbb\request;
 */
 class type_cast_helper implements \phpbb\request\type_cast_helper_interface
 {
-
-	/**
-	* @var	string	Whether slashes need to be stripped from input
-	*/
-	protected $strip;
-
-	/**
-	* Initialises the type cast helper class.
-	* All it does is find out whether magic quotes are turned on.
-	*/
-	public function __construct()
-	{
-		if (version_compare(PHP_VERSION, '5.4.0-dev', '>='))
-		{
-			$this->strip = false;
-		}
-		else
-		{
-			$this->strip = (@get_magic_quotes_gpc()) ? true : false;
-		}
-	}
-
 	/**
 	* Recursively applies addslashes to a variable.
 	*
@@ -68,19 +46,6 @@ class type_cast_helper implements \phpbb\request\type_cast_helper_interface
 		}
 	}
 
-	/**
-	* Recursively applies addslashes to a variable if magic quotes are turned on.
-	*
-	* @param	mixed	&$var	Variable passed by reference to which slashes will be added.
-	*/
-	public function add_magic_quotes(&$var)
-	{
-		if ($this->strip)
-		{
-			$this->addslashes_recursively($var);
-		}
-	}
-
 	/**
 	* Set variable $result to a particular type.
 	*
@@ -129,8 +94,6 @@ class type_cast_helper implements \phpbb\request\type_cast_helper_interface
 					$result = preg_replace('/[\x80-\xFF]/', '?', $result);
 				}
 			}
-
-			$result = ($this->strip) ? stripslashes($result) : $result;
 		}
 	}
 
diff --git a/phpBB/phpbb/request/type_cast_helper_interface.php b/phpBB/phpbb/request/type_cast_helper_interface.php
index 2cb28d021f..e22712dc0c 100644
--- a/phpBB/phpbb/request/type_cast_helper_interface.php
+++ b/phpBB/phpbb/request/type_cast_helper_interface.php
@@ -25,13 +25,6 @@ interface type_cast_helper_interface
 	*/
 	public function addslashes_recursively(&$var);
 
-	/**
-	* Recursively applies addslashes to a variable if magic quotes are turned on.
-	*
-	* @param	mixed	&$var	Variable passed by reference to which slashes will be added.
-	*/
-	public function add_magic_quotes(&$var);
-
 	/**
 	* Set variable $result to a particular type.
 	*