diff --git a/lib/XCP.php b/lib/XCP.php
index 5d638911f..66938739f 100644
--- a/lib/XCP.php
+++ b/lib/XCP.php
@@ -152,7 +152,7 @@ final class XCP extends Base
 			/* out */ $errno,
 			/* out */ $errstr,
 			ini_get('default_socket_timeout'), // Default value.
-			STREAM_CLIENT_CONNECT | STREAM_CLIENT_ASYNC_CONNECT
+			STREAM_CLIENT_CONNECT
 		);
 		if (!$hdl)
 		{