diff --git a/test/signature.js b/test/signature.js
index 2e7016513..9bf32f596 100644
--- a/test/signature.js
+++ b/test/signature.js
@@ -1,6 +1,9 @@
-var BN = require('../lib/bn');
+'use strict';
+
 var should = require('chai').should();
-var Signature = require('../lib/signature');
+var bitcore = require('..');
+var BN = bitcore.BN;
+var Signature = bitcore.Signature;
 
 describe('Signature', function() {
 
@@ -19,15 +22,17 @@ describe('Signature', function() {
   });
 
   describe('#set', function() {
-    
+
     it('should set compressed', function() {
-      should.exist(Signature().set({compressed: true}));
+      should.exist(Signature().set({
+        compressed: true
+      }));
     });
 
   });
 
   describe('#fromCompact', function() {
-    
+
     it('should create a signature from a compressed signature', function() {
       var blank = new Buffer(32);
       blank.fill(0);
@@ -35,7 +40,7 @@ describe('Signature', function() {
         new Buffer([0 + 27 + 4]),
         blank,
         blank
-        ]);
+      ]);
       var sig = new Signature();
       sig.fromCompact(compressed);
       sig.r.cmp(0).should.equal(0);
@@ -45,27 +50,35 @@ describe('Signature', function() {
   });
 
   describe('#fromDER', function() {
-    
+
     var buf = new Buffer('3044022075fc517e541bd54769c080b64397e32161c850f6c1b2b67a5c433affbb3e62770220729e85cc46ffab881065ec07694220e71d4df9b2b8c8fd12c3122cf3a5efbcf2', 'hex');
 
     it('should parse this DER format signature', function() {
       var sig = new Signature();
       sig.fromDER(buf);
-      sig.r.toBuffer({size: 32}).toString('hex').should.equal('75fc517e541bd54769c080b64397e32161c850f6c1b2b67a5c433affbb3e6277');
-      sig.s.toBuffer({size: 32}).toString('hex').should.equal('729e85cc46ffab881065ec07694220e71d4df9b2b8c8fd12c3122cf3a5efbcf2');
+      sig.r.toBuffer({
+        size: 32
+      }).toString('hex').should.equal('75fc517e541bd54769c080b64397e32161c850f6c1b2b67a5c433affbb3e6277');
+      sig.s.toBuffer({
+        size: 32
+      }).toString('hex').should.equal('729e85cc46ffab881065ec07694220e71d4df9b2b8c8fd12c3122cf3a5efbcf2');
     });
 
   });
 
   describe('#fromString', function() {
-    
+
     var buf = new Buffer('3044022075fc517e541bd54769c080b64397e32161c850f6c1b2b67a5c433affbb3e62770220729e85cc46ffab881065ec07694220e71d4df9b2b8c8fd12c3122cf3a5efbcf2', 'hex');
 
     it('should parse this DER format signature in hex', function() {
       var sig = new Signature();
       sig.fromString(buf.toString('hex'));
-      sig.r.toBuffer({size: 32}).toString('hex').should.equal('75fc517e541bd54769c080b64397e32161c850f6c1b2b67a5c433affbb3e6277');
-      sig.s.toBuffer({size: 32}).toString('hex').should.equal('729e85cc46ffab881065ec07694220e71d4df9b2b8c8fd12c3122cf3a5efbcf2');
+      sig.r.toBuffer({
+        size: 32
+      }).toString('hex').should.equal('75fc517e541bd54769c080b64397e32161c850f6c1b2b67a5c433affbb3e6277');
+      sig.s.toBuffer({
+        size: 32
+      }).toString('hex').should.equal('729e85cc46ffab881065ec07694220e71d4df9b2b8c8fd12c3122cf3a5efbcf2');
     });
 
   });
@@ -127,7 +140,10 @@ describe('Signature', function() {
     it('should convert these known r and s values into a known signature', function() {
       var r = BN('63173831029936981022572627018246571655303050627048489594159321588908385378810');
       var s = BN('4331694221846364448463828256391194279133231453999942381442030409253074198130');
-      var sig = new Signature({r: r, s: s});
+      var sig = new Signature({
+        r: r,
+        s: s
+      });
       var der = sig.toDER(r, s);
       der.toString('hex').should.equal('30450221008bab1f0a2ff2f9cb8992173d8ad73c229d31ea8e10b0f4d4ae1a0d8ed76021fa02200993a6ec81755b9111762fc2cf8e3ede73047515622792110867d12654275e72');
     });
@@ -139,7 +155,10 @@ describe('Signature', function() {
     it('should convert this signature in to hex DER', function() {
       var r = BN('63173831029936981022572627018246571655303050627048489594159321588908385378810');
       var s = BN('4331694221846364448463828256391194279133231453999942381442030409253074198130');
-      var sig = new Signature({r: r, s: s});
+      var sig = new Signature({
+        r: r,
+        s: s
+      });
       var hex = sig.toString();
       hex.should.equal('30450221008bab1f0a2ff2f9cb8992173d8ad73c229d31ea8e10b0f4d4ae1a0d8ed76021fa02200993a6ec81755b9111762fc2cf8e3ede73047515622792110867d12654275e72');
     });