diff --git a/lib/bcoin/chain.js b/lib/bcoin/chain.js
index adcf3c68..2fa0c393 100644
--- a/lib/bcoin/chain.js
+++ b/lib/bcoin/chain.js
@@ -615,7 +615,6 @@ Chain.prototype._checkInputs = function _checkInputs(block, prev, flags, callbac
     if (err)
       return callback(err);
 
-
     // Check all transactions
     for (i = 0; i < block.txs.length; i++) {
       tx = block.txs[i];
diff --git a/lib/bcoin/datastore.js b/lib/bcoin/datastore.js
index 12be9274..74424d21 100644
--- a/lib/bcoin/datastore.js
+++ b/lib/bcoin/datastore.js
@@ -14,8 +14,8 @@ var assert = utils.assert;
 var fs = bcoin.fs;
 var pad32 = utils.pad32;
 
-var MAX_FILE_SIZE = 512 * 1024 * 1024;
-var MAX_FILE_SIZE = 10 * 1024 * 1024;
+var MAX_FILE_SIZE = 128 * 1024 * 1024;
+// var MAX_FILE_SIZE = 10 * 1024 * 1024;
 var NULL_CHUNK = new Buffer([0xff, 0xff, 0xff, 0xff]);
 
 /**
diff --git a/lib/bcoin/protocol/framer.js b/lib/bcoin/protocol/framer.js
index 26285168..9f4ed84c 100644
--- a/lib/bcoin/protocol/framer.js
+++ b/lib/bcoin/protocol/framer.js
@@ -630,10 +630,12 @@ Framer._block = function _block(block, useWitness) {
     tx = block.txs[i];
 
     if (tx.render) {
-      witnessSize += tx._witnessSize;
-      tx = useWitness && tx.hasWitness()
+      p = useWitness
         ? tx.render()
         : tx.renderNormal();
+      witnessSize += tx._witnessSize;
+      tx = p;
+      p = null;
     } else {
       tx = useWitness && bcoin.tx.prototype.hasWitness.call(block.txs[i])
         ? Framer.witnessTX(block.txs[i])