diff --git a/lib/http/rpc.js b/lib/http/rpc.js
index 86d74864..5f751ca9 100644
--- a/lib/http/rpc.js
+++ b/lib/http/rpc.js
@@ -1176,7 +1176,7 @@ RPC.prototype.gettxout = co(function* gettxout(args) {
     return null;
 
   return {
-    bestblock: utils.revHex(this.chain.tip.hash),
+    bestblock: this.chain.tip.rhash,
     confirmations: coin.getConfirmations(this.chain.height),
     value: +utils.btc(coin.value),
     scriptPubKey: this._scriptToJSON(coin.script, true),
@@ -1187,7 +1187,7 @@ RPC.prototype.gettxout = co(function* gettxout(args) {
 
 RPC.prototype.gettxoutproof = co(function* gettxoutproof(args) {
   var uniq = {};
-  var i, txids, block, hash, last, tx, coins;
+  var i, txids, block, hash, txid, tx, coins;
 
   if (args.help || (args.length !== 1 && args.length !== 2))
     throw new RPCError('gettxoutproof ["txid",...] ( blockhash )');
@@ -1199,40 +1199,39 @@ RPC.prototype.gettxoutproof = co(function* gettxoutproof(args) {
     throw new RPCError('Cannot get coins when pruned.');
 
   txids = toArray(args[0]);
-  block = args[1];
+  hash = args[1];
 
   if (!txids || txids.length === 0)
     throw new RPCError('Invalid parameter.');
 
-  if (block) {
-    block = toHash(block);
-    if (!block)
+  if (hash) {
+    hash = toHash(hash);
+    if (!hash)
       throw new RPCError('Invalid parameter.');
   }
 
   for (i = 0; i < txids.length; i++) {
-    hash = toHash(txids[i]);
+    txid = toHash(txids[i]);
 
-    if (!hash)
+    if (!txid)
       throw new RPCError('Invalid parameter.');
 
-    if (uniq[hash])
+    if (uniq[txid])
       throw new RPCError('Duplicate txid.');
 
-    uniq[hash] = true;
-    txids[i] = hash;
-    last = hash;
+    uniq[txid] = true;
+    txids[i] = txid;
   }
 
   if (hash) {
     block = yield this.chain.db.getBlock(hash);
   } else if (this.chain.options.indexTX) {
-    tx = yield this.chain.db.getTX(last);
+    tx = yield this.chain.db.getTX(txid);
     if (!tx)
       return;
     block = yield this.chain.db.getBlock(tx.block);
   } else {
-    coins = yield this.chain.db.getCoins(last);
+    coins = yield this.chain.db.getCoins(txid);
     if (!coins)
       return;
     block = yield this.chain.db.getBlock(coins.height);