diff --git a/modules/core/lib/Auth/Process/AttributeRealm.php b/modules/core/lib/Auth/Process/AttributeRealm.php
index a4755a05c5982a49242016d67795369315736ed0..75b652a64b603e67e1374911ac7dbea066677a14 100644
--- a/modules/core/lib/Auth/Process/AttributeRealm.php
+++ b/modules/core/lib/Auth/Process/AttributeRealm.php
@@ -9,46 +9,44 @@
  */
 class sspmod_core_Auth_Process_AttributeRealm extends SimpleSAML_Auth_ProcessingFilter {
 
-	private $attributename = 'realm';
-
-	/**
-	 * Initialize this filter.
-	 *
-	 * @param array $config  Configuration information about this filter.
-	 * @param mixed $reserved  For future use.
-	 */
-	public function __construct($config, $reserved) {
-		parent::__construct($config, $reserved);
-		assert('is_array($config)');
-		
-		if (array_key_exists('attributename', $config))
-			$this->attributename = $config['attributename'];
-
-	}
-
-
-	/**
-	 * Apply filter to add or replace attributes.
-	 *
-	 * Add or replace existing attributes with the configured values.
-	 *
-	 * @param array &$request  The current request
-	 */
-	public function process(&$request) {
-		assert('is_array($request)');
-		assert('array_key_exists("Attributes", $request)');
-
-		$attributes =& $request['Attributes'];
-
-		if (!array_key_exists('UserID', $request)) {
-			throw new Exception('core:AttributeRealm: Missing UserID for this user. Please' .
-				' check the \'userid.attribute\' option in the metadata against the' .
-				' attributes provided by the authentication source.');
-		}
-		$userID = $request['UserID'];
-		$decomposed = explode('@', $userID);
-		if (count($decomposed) !== 2) return;
-		$request['Attributes'][$this->attributename] = array($decomposed[1]);
-	}
-
+    private $attributename = 'realm';
+
+    /**
+     * Initialize this filter.
+     *
+     * @param array $config  Configuration information about this filter.
+     * @param mixed $reserved  For future use.
+     */
+    public function __construct($config, $reserved) {
+        parent::__construct($config, $reserved);
+        assert('is_array($config)');
+
+        if (array_key_exists('attributename', $config))
+            $this->attributename = $config['attributename'];
+
+    }
+
+    /**
+     * Apply filter to add or replace attributes.
+     *
+     * Add or replace existing attributes with the configured values.
+     *
+     * @param array &$request  The current request
+     */
+    public function process(&$request) {
+        assert('is_array($request)');
+        assert('array_key_exists("Attributes", $request)');
+
+        $attributes =& $request['Attributes'];
+
+        if (!array_key_exists('UserID', $request)) {
+            throw new Exception('core:AttributeRealm: Missing UserID for this user. Please' .
+                ' check the \'userid.attribute\' option in the metadata against the' .
+                ' attributes provided by the authentication source.');
+        }
+        $userID = $request['UserID'];
+        $decomposed = explode('@', $userID);
+        if (count($decomposed) !== 2) return;
+        $request['Attributes'][$this->attributename] = array($decomposed[1]);
+    }
 }