diff --git a/lib/bip70/x509.js b/lib/bip70/x509.js
index ac4e4486..0ac22019 100644
--- a/lib/bip70/x509.js
+++ b/lib/bip70/x509.js
@@ -168,7 +168,7 @@ x509.setTrust = function setTrust(certs) {
  */
 
 x509.setFingerprints = function setFingerprints(hashes) {
-  var i, hash, hash;
+  var i, hash;
 
   assert(Array.isArray(hashes), 'Certs must be an array.');