diff --git a/src/StreamWrappers/Http.php b/src/StreamWrappers/Http.php
index <HASH>..<HASH> 100644
--- a/src/StreamWrappers/Http.php
+++ b/src/StreamWrappers/Http.php
@@ -24,7 +24,7 @@ class Http implements \ArrayAccess, \Countable
 		/** @var int cursor position in the stream. */
 		$position;
 
-	public static
+	private static
 		/** @var int Increment file when $saveFilePersist is true. */
 		$persistFileIncrement = 0,
 		/** @var string Directory to save raw files. */
Change access level on static properties in HTTP stream wrapper class.