diff --git a/test/unit/test-buffers.js b/test/unit/test-buffers.js
index e7b6c7f4..8a35f4b4 100644
--- a/test/unit/test-buffers.js
+++ b/test/unit/test-buffers.js
@@ -1,4 +1,5 @@
 require(__dirname+'/test-helper');
+//http://developer.postgresql.org/pgdocs/postgres/protocol-message-formats.html
 
 var buffers = {};
 buffers.readyForQuery = function() {