diff --git a/lib/routes.js b/lib/routes.js
index 57bbfff7..83a3b9f5 100644
--- a/lib/routes.js
+++ b/lib/routes.js
@@ -21,7 +21,7 @@ Error.prototype.toJSON = function () {
 var poll = function(req, res) {
   var rateRec = _trader.rate();
   var balanceRec = _trader.balance;
-  var fingerprint = req.connection.getPeerCertificate().fingerprint;
+  var fingerprint = getFingerprint(req);
 
   logger.debug('poll request from: %s', fingerprint);
   
@@ -55,13 +55,13 @@ var poll = function(req, res) {
 };
 
 var trade = function (req, res) {
-  var fingerprint = req.connection.getPeerCertificate().fingerprint;
+  var fingerprint = getFingerprint(req);
   _trader.trade(req.body, fingerprint);
   res.json({err: null});
 };
 
 var send = function(req, res) {
-  var fingerprint = req.connection.getPeerCertificate().fingerprint;
+  var fingerprint = getFingerprint(req);
   _trader.sendBitcoins(fingerprint, req.body, function(err, txHash) {
     res.json({
       err: err && err.message, 
@@ -77,7 +77,7 @@ var pair = function(req, res) {
 
   _lamassuConfig.pair(
     token,
-    req.connection.getPeerCertificate().fingerprint,
+    getFingerprint(req),
     name,
     function(err) {
       if (err) {
@@ -100,3 +100,8 @@ exports.init = function(app, config, trader, authMiddleware) {
 
   return app;
 };
+
+function getFingerprint(req) {
+  return req.connection.getPeerCertificate && 
+    req.connection.getPeerCertificate().fingerprint;
+}
\ No newline at end of file