diff --git a/common/framework/Cache.php b/common/framework/Cache.php
index ec627352b..c678b0e65 100644
--- a/common/framework/Cache.php
+++ b/common/framework/Cache.php
@@ -51,7 +51,7 @@ class Cache
 			}
 			$config = isset($config['servers']) ? $config['servers'] : array();
 		}
-		elseif (preg_match('/^(apc|dummy|file|memcache|redis|sqlite|wincache|xcache)/', strval(array_first($config)), $matches))
+		elseif (preg_match('/^(apc|dummy|memcached?|redis|sqlite|wincache|xcache)/', strval(array_first($config)), $matches))
 		{
 			$driver_name = $matches[1] . ($matches[1] === 'memcache' ? 'd' : '');
 			$class_name = '\\Rhymix\\Framework\\Drivers\\Cache\\' . $driver_name;
@@ -62,7 +62,7 @@ class Cache
 			$class_name = null;
 		}
 		
-		if ($class_name && class_exists($class_name) && $class_name::isSupported())
+		if ($class_name !== null && $driver_name !== 'file' && class_exists($class_name) && $class_name::isSupported())
 		{
 			self::$_driver = $class_name::getInstance($config);
 			self::$_driver_name = strtolower($driver_name);
diff --git a/common/framework/drivers/cache/dummy.php b/common/framework/drivers/cache/dummy.php
index 9d97a7a95..c69e3c3e9 100644
--- a/common/framework/drivers/cache/dummy.php
+++ b/common/framework/drivers/cache/dummy.php
@@ -22,6 +22,16 @@ class Dummy extends File implements \Rhymix\Framework\Drivers\CacheInterface
 	 */
 	public $data = array();
 	
+	/**
+	 * Override the isSupported() method of the file driver.
+	 * 
+	 * @return bool
+	 */
+	public static function isSupported()
+	{
+		return true;
+	}
+	
 	/**
 	 * Get the value of a key.
 	 * 
diff --git a/common/framework/drivers/cache/file.php b/common/framework/drivers/cache/file.php
index bd1d5d62a..f40fb5669 100644
--- a/common/framework/drivers/cache/file.php
+++ b/common/framework/drivers/cache/file.php
@@ -52,15 +52,14 @@ class File implements \Rhymix\Framework\Drivers\CacheInterface
 	}
 	
 	/**
-	 * Check if the current cache driver is supported on this server.
-	 * 
-	 * This method returns true on success and false on failure.
+	 * Since Rhymix 2.1, This method always returns false.
+	 * The file cache driver can only be used through the dummy driver.
 	 * 
 	 * @return bool
 	 */
 	public static function isSupported()
 	{
-		return true;
+		return false;
 	}
 	
 	/**
@@ -201,6 +200,6 @@ class File implements \Rhymix\Framework\Drivers\CacheInterface
 	protected function _getFilename($key)
 	{
 		$hash = sha1($key);
-		return $this->_dir . '/' . substr($hash, 0, 2) . '/' . substr($hash, 2, 2) . '/' . $hash . '.php';
+		return $this->_dir . '/' . substr($hash, 0, 2) . '/' . $hash . '.php';
 	}
 }