diff --git a/phpseclib/Net/SSH2.php b/phpseclib/Net/SSH2.php
index 76ce6357..f7a099a8 100644
--- a/phpseclib/Net/SSH2.php
+++ b/phpseclib/Net/SSH2.php
@@ -3689,7 +3689,7 @@ class SSH2
                 $this->binary_packet_buffer = false;
             } else {
                 $response = $this->get_binary_packet(true);
-                if ($response === true && $this->is_timeout)
+                if ($response === true && $this->is_timeout) {
                     if ($client_channel == self::CHANNEL_EXEC && !$this->request_pty) {
                         $this->close_channel($client_channel);
                     }