diff --git a/lib/net/bip152.js b/lib/net/bip152.js
index a11d8c62..23839ebb 100644
--- a/lib/net/bip152.js
+++ b/lib/net/bip152.js
@@ -96,19 +96,19 @@ CompactBlock.prototype.fromRaw = function fromRaw(data) {
 
   this.initKey();
 
-  count = p.readVarint2();
+  count = p.readVarint();
 
   this.totalTX += count;
 
   for (i = 0; i < count; i++)
     this.ids.push(p.readU32() + p.readU16() * 0x100000000);
 
-  count = p.readVarint2();
+  count = p.readVarint();
 
   this.totalTX += count;
 
   for (i = 0; i < count; i++) {
-    index = p.readVarint2();
+    index = p.readVarint();
     assert(index <= 0xffff);
     assert(index < this.totalTX);
     tx = bcoin.tx.fromRaw(p);
@@ -139,7 +139,7 @@ CompactBlock.prototype.toRaw = function toRaw(witness, writer) {
 
   p.writeBytes(this.keyNonce);
 
-  p.writeVarint2(this.ids.length);
+  p.writeVarint(this.ids.length);
 
   for (i = 0; i < this.ids.length; i++) {
     id = this.ids[i];
@@ -150,11 +150,11 @@ CompactBlock.prototype.toRaw = function toRaw(witness, writer) {
     p.writeU16(hi);
   }
 
-  p.writeVarint2(this.ptx.length);
+  p.writeVarint(this.ptx.length);
 
   for (i = 0; i < this.ptx.length; i++) {
     ptx = this.ptx[i];
-    p.writeVarint2(ptx[0]);
+    p.writeVarint(ptx[0]);
     if (witness)
       ptx[1].toRaw(p);
     else
@@ -415,10 +415,10 @@ TXRequest.prototype.fromRaw = function fromRaw(data) {
 
   this.hash = p.readHash('hex');
 
-  count = p.readVarint2();
+  count = p.readVarint();
 
   for (i = 0; i < count; i++) {
-    index = p.readVarint2();
+    index = p.readVarint();
     assert(index <= 0xffff);
     this.indexes.push(index);
   }
@@ -446,11 +446,11 @@ TXRequest.prototype.toRaw = function toRaw(writer) {
 
   p.writeHash(this.hash);
 
-  p.writeVarint2(this.indexes.length);
+  p.writeVarint(this.indexes.length);
 
   for (i = 0; i < this.indexes.length; i++) {
     index = this.indexes[i] - (i === 0 ? 0 : this.indexes[i - 1] + 1);
-    p.writeVarint2(index);
+    p.writeVarint(index);
   }
 
   if (!writer)
@@ -495,7 +495,7 @@ TXResponse.prototype.fromRaw = function fromRaw(data) {
 
   this.hash = p.readHash('hex');
 
-  count = p.readVarint2();
+  count = p.readVarint();
 
   for (i = 0; i < count; i++)
     this.txs.push(bcoin.tx.fromRaw(p));
@@ -532,7 +532,7 @@ TXResponse.prototype.toRaw = function toRaw(witness, writer) {
 
   p.writeHash(this.hash);
 
-  p.writeVarint2(this.txs.length);
+  p.writeVarint(this.txs.length);
 
   for (i = 0; i < this.txs.length; i++) {
     tx = this.txs[i];
diff --git a/test/utils-test.js b/test/utils-test.js
index 41164c6a..72caacd3 100644
--- a/test/utils-test.js
+++ b/test/utils-test.js
@@ -125,19 +125,37 @@ describe('Utils', function() {
     assert.equal(utils.readVarint2(b, 0).value, 255);
     assert.deepEqual(b, [0x80, 0x7f]);
 
+    var b = new Buffer(2);
+    b.fill(0x00);
+    utils.writeVarint2(b, 16383, 0);
+    assert.equal(utils.readVarint2(b, 0).value, 16383);
+    assert.deepEqual(b, [0xfe, 0x7f]);
+
+    var b = new Buffer(2);
+    b.fill(0x00);
+    utils.writeVarint2(b, 16384, 0);
+    assert.equal(utils.readVarint2(b, 0).value, 16384);
+    assert.deepEqual(b, [0xff, 0x00]);
+
     var b = new Buffer(3);
     b.fill(0x00);
     utils.writeVarint2(b, 16511, 0);
     assert.equal(utils.readVarint2(b, 0).value, 16511);
-    //assert.deepEqual(b, [0x80, 0xff, 0x7f]);
+    // assert.deepEqual(b, [0x80, 0xff, 0x7f]);
     assert.deepEqual(b, [0xff, 0x7f, 0x00]);
 
     var b = new Buffer(3);
     b.fill(0x00);
     utils.writeVarint2(b, 65535, 0);
     assert.equal(utils.readVarint2(b, 0).value, 65535);
-    //assert.deepEqual(b, [0x82, 0xfd, 0x7f]);
+    // assert.deepEqual(b, [0x82, 0xfd, 0x7f]);
     assert.deepEqual(b, [0x82, 0xfe, 0x7f]);
+
+    var b = new Buffer(5);
+    b.fill(0x00);
+    utils.writeVarint2(b, Math.pow(2, 32), 0);
+    assert.equal(utils.readVarint2(b, 0).value, Math.pow(2, 32));
+    assert.deepEqual(b, [0x8e, 0xfe, 0xfe, 0xff, 0x00]);
   });
 
   var unsigned = [