diff --git a/js/coin.js b/js/coin.js
index c7b2efb..1971de9 100644
--- a/js/coin.js
+++ b/js/coin.js
@@ -148,7 +148,7 @@
 		}
 
 		var s = coinjs.script();
-		s.writeBytes(Crypto.util.hexToBytes(checklocktimeverify.toString(16)).reverse());
+		s.writeBytes(coinjs.numToByteArray(checklocktimeverify).reverse());
 		s.writeOp(177);//OP_CHECKLOCKTIMEVERIFY
 		s.writeOp(117);//OP_DROP
 		s.writeBytes(Crypto.util.hexToBytes(pubkey));
@@ -687,7 +687,7 @@
 					// ^ <unlocktime> OP_CHECKLOCKTIMEVERIFY OP_DROP <pubkey> OP_CHECKSIG ^
 					r = {}
 					r.pubkey = Crypto.util.bytesToHex(s.chunks[3]);
-					r.checklocktimeverify = parseInt(Crypto.util.bytesToHex(s.chunks[0].slice().reverse()), 16);
+					r.checklocktimeverify = coinjs.bytesToNum(s.chunks[0].slice().reverse());
 					r.address = coinjs.simpleHodlAddress(r.pubkey, r.checklocktimeverify).address;
 					r.type = "hodl__";
 				}
@@ -1454,6 +1454,14 @@
 		}
 	}
 
+	coinjs.numToByteArray = function(num) {
+		if (num <= 256) { 
+			return [num];
+		} else {
+			return [num % 256].concat(coinjs.numToByteArray(Math.floor(num / 256)));
+		}
+	}
+
 	coinjs.numToVarInt = function(num) {
 		if (num < 253) {
 			return [num];