diff --git a/lib/Doctrine/ORM/ORMException.php b/lib/Doctrine/ORM/ORMException.php
index bf200b7d5..90611ac33 100644
--- a/lib/Doctrine/ORM/ORMException.php
+++ b/lib/Doctrine/ORM/ORMException.php
@@ -275,16 +275,6 @@ class ORMException extends Exception
         ));
     }
 
-    /**
-     * @param string $className
-     *
-     * @return ORMException
-     */
-    public static function invalidSecondLevelCache($className)
-    {
-        return new self(sprintf('Invalid cache class "%s". It must be a Doctrine\ORM\Cache.', $className));
-    }
-
     /**
      * @param string $className
      * @param string $fieldName