diff --git a/lib/messages/builder.js b/lib/messages/builder.js
index 9066ac54..8db52dfb 100644
--- a/lib/messages/builder.js
+++ b/lib/messages/builder.js
@@ -19,7 +19,7 @@ function builder(options) {
   options.BlockHeader = options.BlockHeader || bitcore.BlockHeader;
   options.Transaction = options.Transaction || bitcore.Transaction;
   options.MerkleBlock = options.MerkleBlock || bitcore.MerkleBlock;
-  options.protocolVersion = options.protocolVersion || 70000;
+  options.protocolVersion = options.protocolVersion || 70001;
 
   var exported = {
     constructors: {
diff --git a/package.json b/package.json
index 10b1f4ed..53e35c18 100644
--- a/package.json
+++ b/package.json
@@ -52,7 +52,7 @@
     "url": "https://github.com/bitpay/bitcore-p2p.git"
   },
   "dependencies": {
-    "bitcore-lib": "^0.13.7",
+    "bitcore-lib": "^0.14",
     "bloom-filter": "^0.2.0",
     "buffers": "bitpay/node-buffers#v0.1.2-bitpay",
     "socks5-client": "^0.3.6"