diff --git a/lib/APCStorage.php b/lib/APCStorage.php
index 22f63e7..6a5a1ae 100644
--- a/lib/APCStorage.php
+++ b/lib/APCStorage.php
@@ -54,7 +54,7 @@ public function eliminate($key)
 	 */
 	public function clear()
 	{
-		apc_clear_cache();
+		apc_clear_cache('user');
 	}
 
 	/**