diff --git a/phpseclib/Net/SSH2.php b/phpseclib/Net/SSH2.php
index 6dd29ed1..49382177 100644
--- a/phpseclib/Net/SSH2.php
+++ b/phpseclib/Net/SSH2.php
@@ -1140,7 +1140,7 @@ class Net_SSH2
             $encryption_algorithms = array_values($encryption_algorithms);
         }
 
-        static $mac_algorithms = array(
+        $mac_algorithms = array(
             'hmac-sha1-96', // RECOMMENDED     first 96 bits of HMAC-SHA1 (digest length = 12, key length = 20)
             'hmac-sha1',    // REQUIRED        HMAC-SHA1 (digest length = key length = 20)
             'hmac-md5-96',  // OPTIONAL        first 96 bits of HMAC-MD5 (digest length = 12, key length = 16)