diff --git a/lib/SimpleSAML/AuthMemCookie.php b/lib/SimpleSAML/AuthMemCookie.php
index dc1348fd8cb073a3652498cf159d393a0006397e..3b6ac1c02230f6d9197f6ee962a44cab12501e87 100644
--- a/lib/SimpleSAML/AuthMemCookie.php
+++ b/lib/SimpleSAML/AuthMemCookie.php
@@ -10,20 +10,20 @@
 class SimpleSAML_AuthMemCookie {
 
 	/**
-	 * This is the singleton instance of this class.
+	 * @var SimpleSAML_AuthMemCookie This is the singleton instance of this class.
 	 */
 	private static $instance = NULL;
 
 
 	/**
-	 * The configuration for Auth MemCookie.
+	 * @var SimpleSAML_Configuration The configuration for Auth MemCookie.
 	 */
 	private $amcConfig;
 
 	/**
 	 * This function is used to retrieve the singleton instance of this class.
 	 *
-	 * @return The singleton instance of this class.
+	 * @return SimpleSAML_AuthMemCookie The singleton instance of this class.
 	 */
 	public static function getInstance() {
 		if(self::$instance === NULL) {