diff --git a/lib/bip32.js b/lib/bip32.js
index 0592a1a..b042731 100644
--- a/lib/bip32.js
+++ b/lib/bip32.js
@@ -151,8 +151,6 @@ BIP32.prototype.buildExtendedPublicKey = function() {
 
 BIP32.prototype.extendedPublicKeyString = function(format) {
   if (format === undefined || format === 'base58') {
-    if (!Buffer.isBuffer(this.extendedPublicKey))
-      console.log('extendedPublicKey: ' + this.extendedPublicKey);
     var hash = Hash.sha256sha256(this.extendedPublicKey);
     var checksum = hash.slice(0, 4);
     var data = Buffer.concat([this.extendedPublicKey, checksum]);