diff --git a/lib/client.js b/lib/client.js
index 090953bc..4639b56c 100644
--- a/lib/client.js
+++ b/lib/client.js
@@ -14,6 +14,7 @@ const baNpdu            = require('./npdu');
 const baBvlc            = require('./bvlc');
 const baEnum            = require('./enum');
 
+const DEFAULT_HOP_COUNT = 0xFF;
 const BVLC_HEADER_LENGTH = 4;
 const BVLC_FWD_HEADER_LENGTH = 10; // FORWARDED_NPDU