diff --git a/index.js b/index.js
index 0dd97b6..ccf1f57 100644
--- a/index.js
+++ b/index.js
@@ -52,12 +52,12 @@ function timestampsPlugin(schema, options) {
               });
         }
         schema.pre('save', function(next) {
+            var newDate = Date.now()
             if (this.isNew) {
-                var newDate = new Date;
                 if (createdAt) this[createdAt] = newDate;
                 if (updatedAt) this[updatedAt] = newDate;
             } else if (this.isModified() && updatedAt) {
-                this[updatedAt] = new Date;
+                this[updatedAt] = newDate;
             }
             next();
         });
@@ -70,12 +70,12 @@ function timestampsPlugin(schema, options) {
             schema.add(dataObj);
         }
         schema.pre('save', function(next) {
+            var newDate = Date.now()
             if (!this[createdAt]) {
-                var newDate = new Date;
                 if (createdAt) this[createdAt] = newDate;
                 if (updatedAt) this[updatedAt] = newDate;
             } else if (this.isModified() && updatedAt) {
-                this[updatedAt] = new Date;
+                this[updatedAt] = newDate;
             }
             next();
         });
@@ -83,7 +83,7 @@ function timestampsPlugin(schema, options) {
 
     schema.pre('findOneAndUpdate', function(next) {
     if (this.op === 'findOneAndUpdate') {
-        var newDate = new Date;
+        var newDate = Date.now();
         this._update = this._update || {};
         if (createdAt) {
             if (this._update[createdAt]) {
@@ -102,7 +102,7 @@ function timestampsPlugin(schema, options) {
 
     schema.pre('update', function(next) {
     if (this.op === 'update') {
-        var newDate = new Date;
+        var newDate = Date.now();
         this._update = this._update || {};
         if (createdAt) {
             if (this._update[createdAt]) {
@@ -121,7 +121,7 @@ function timestampsPlugin(schema, options) {
 
     if(!schema.methods.hasOwnProperty('touch') && updatedAt)
     schema.methods.touch = function(callback){
-        this[updatedAt] = new Date;
+        this[updatedAt] = Date.now();
         this.save(callback);
     }
 
diff --git a/test/custom_names_only_test.js b/test/custom_names_only_test.js
index 1e6eab0..76c3dab 100644
--- a/test/custom_names_only_test.js
+++ b/test/custom_names_only_test.js
@@ -33,7 +33,7 @@ describe('timestamps custom names only', function() {
 			done();
 		});
 	});
-	
+
 	it('should have the createdAt field named "' + opts.createdAt + '" with type "Date"', function(done) {
 		var customCop = new CustomizedNameOnlyTimeCop({email: 'example@example.com'});
 		customCop.save(function (err) {
@@ -42,15 +42,15 @@ describe('timestamps custom names only', function() {
 			done();
 		});
 	});
-	
+
 	it('should be set to the same value on creation', function(done) {
 		var cop = new CustomizedNameOnlyTimeCop({ email: 'brian@brian.com' });
 		cop.save( function (err) {
-			cop[opts.createdAt].should.equal(cop[opts.updatedAt]);
+			cop[opts.createdAt].should.eql(cop[opts.updatedAt]);
 			done();
 		});
 	});
-	
+
 	it('should have updatedAt greater than createdAt upon updating', function(done) {
 		CustomizedNameOnlyTimeCop.findOne({email: 'brian@brian.com'}, function (err, found) {
 			found.email = 'jeanclaude@vandamme.com';
@@ -62,7 +62,7 @@ describe('timestamps custom names only', function() {
 			}, 1000);
 		});
 	});
-	
+
 	after(function() {
                 mongoose.close();
         });
diff --git a/test/index_test.js b/test/index_test.js
index 7e69740..9bf2ae1 100644
--- a/test/index_test.js
+++ b/test/index_test.js
@@ -26,11 +26,11 @@ describe('timestamps', function() {
   it('should be set to the same value on creation', function(done) {
     var cop = new TimeCop({ email: 'brian@brian.com' });
     cop.save( function (err) {
-      cop.createdAt.should.equal(cop.updatedAt);
+      cop.createdAt.should.eql(cop.updatedAt);
       done();
     });
   })
-  
+
   it('should have updatedAt greater than createdAt upon updating', function(done) {
     TimeCop.findOne({email: 'brian@brian.com'}, function (err, found) {
       found.email = 'jeanclaude@vandamme.com';