diff --git a/lib/units/device/plugins/vnc/util/connection.js b/lib/units/device/plugins/vnc/util/connection.js
index 1f826257..82bbef49 100644
--- a/lib/units/device/plugins/vnc/util/connection.js
+++ b/lib/units/device/plugins/vnc/util/connection.js
@@ -7,7 +7,6 @@ var debug = require('debug')('vnc:connection')
 var Promise = require('bluebird')
 
 var PixelFormat = require('./pixelformat')
-var vncauth = require('../../../../../util/vncauth')
 
 function VncConnection(conn, options) {
   this.options = options
@@ -315,7 +314,6 @@ VncConnection.prototype._unguardedRead = function() {
         if ((chunk = this._consume(16))) {
           this._auth(VncConnection.SECURITY_VNC, {
             response: chunk
-          , fingerprint: vncauth.format(chunk)
           })
           return
         }