diff --git a/src/shapes/object.class.js b/src/shapes/object.class.js
index 63e7acb459f..35401edcbb6 100644
--- a/src/shapes/object.class.js
+++ b/src/shapes/object.class.js
@@ -762,6 +762,7 @@
 
           object = {
             type:                     this.type,
+            version:                  fabric.version,
             originX:                  this.originX,
             originY:                  this.originY,
             left:                     toFixed(this.left, NUM_FRACTION_DIGITS),
diff --git a/src/static_canvas.class.js b/src/static_canvas.class.js
index 31a41a88520..5993a0c2315 100644
--- a/src/static_canvas.class.js
+++ b/src/static_canvas.class.js
@@ -1108,6 +1108,7 @@
     _toObjectMethod: function (methodName, propertiesToInclude) {
 
       var data = {
+        version: fabric.version,
         objects: this._toObjects(methodName, propertiesToInclude)
       };
 
diff --git a/test/unit/activeselection.js b/test/unit/activeselection.js
index 19e398d57d7..d831a788447 100644
--- a/test/unit/activeselection.js
+++ b/test/unit/activeselection.js
@@ -56,6 +56,7 @@
     var clone = group.toObject();
 
     var expectedObject = {
+      'version':                  fabric.version,
       'type':                     'activeSelection',
       'originX':                  'left',
       'originY':                  'top',
@@ -100,6 +101,7 @@
     group.includeDefaultValues = false;
     var clone = group.toObject();
     var objects = [{
+      'version':                  fabric.version,
       type: 'rect',
       left: 10,
       top: -30,
@@ -107,6 +109,7 @@
       height: 10,
       strokeWidth: 0
     }, {
+      'version':                  fabric.version,
       type: 'rect',
       left: -40,
       top: -10,
@@ -115,6 +118,7 @@
       strokeWidth: 0
     }];
     var expectedObject = {
+      'version':            fabric.version,
       'type':               'activeSelection',
       'left':               50,
       'top':                100,
diff --git a/test/unit/canvas.js b/test/unit/canvas.js
index 5cb2f950451..f164c8a19eb 100644
--- a/test/unit/canvas.js
+++ b/test/unit/canvas.js
@@ -1,11 +1,11 @@
 (function() {
 
 
-  var EMPTY_JSON = '{"objects":[]}';
+  var EMPTY_JSON = '{"version":"' + fabric.version + '","objects":[]}';
 
   // var emptyImageCanvasData = "data:image/png;base64,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";
 
-  var PATH_JSON = '{"objects": [{"type": "path", "originX": "left", "originY": "top", "left": 268, "top": 266, "width": 51, "height": 49,' +
+  var PATH_JSON = '{"version":"' + fabric.version + '","objects": [{"version":"' + fabric.version + '","type": "path", "originX": "left", "originY": "top", "left": 268, "top": 266, "width": 51, "height": 49,' +
                   ' "fill": "rgb(0,0,0)", "stroke": null, "strokeWidth": 1, "scaleX": 1, "scaleY": 1, ' +
                   '"angle": 0, "flipX": false, "flipY": false, "opacity": 1, "path": [["M", 18.511, 13.99],' +
                   ' ["c", 0, 0, -2.269, -4.487, -12.643, 4.411], ["c", 0, 0, 4.824, -14.161, 19.222, -9.059],' +
@@ -22,7 +22,7 @@
                   '["c", 0.877, -9.979, 2.893, -12.905, 4.942, -15.621], ["C", 17.878, 21.775, 18.713, 17.397, 18.511, ' +
                   '13.99], ["z", null]]}], "background": "#ff5555","overlay": "rgba(0,0,0,0.2)"}';
 
-  var PATH_WITHOUT_DEFAULTS_JSON = '{"objects": [{"type": "path", "left": 268, "top": 266, "width": 51, "height": 49, "path": [["M", 18.511, 13.99],' +
+  var PATH_WITHOUT_DEFAULTS_JSON = '{"version":"' + fabric.version + '","objects": [{"version":"' + fabric.version + '","type": "path", "left": 268, "top": 266, "width": 51, "height": 49, "path": [["M", 18.511, 13.99],' +
                   ' ["c", 0, 0, -2.269, -4.487, -12.643, 4.411], ["c", 0, 0, 4.824, -14.161, 19.222, -9.059],' +
                   ' ["l", 0.379, -2.1], ["c", -0.759, -0.405, -1.375, -1.139, -1.645, -2.117], ["c", -0.531, ' +
                   '-1.864, 0.371, -3.854, 1.999, -4.453], ["c", 0.312, -0.118, 0.633, -0.169, 0.953, -0.169], ' +
@@ -37,7 +37,7 @@
                   '["c", 0.877, -9.979, 2.893, -12.905, 4.942, -15.621], ["C", 17.878, 21.775, 18.713, 17.397, 18.511, ' +
                   '13.99], ["z", null]]}], "background": "#ff5555","overlay": "rgba(0,0,0,0.2)"}';
 
-  var PATH_OBJ_JSON = '{"type": "path", "originX": "left", "originY": "top", "left": 268, "top": 266, "width": 51, "height": 49,' +
+  var PATH_OBJ_JSON = '{"version":"' + fabric.version + '","type": "path", "originX": "left", "originY": "top", "left": 268, "top": 266, "width": 51, "height": 49,' +
                       ' "fill": "rgb(0,0,0)", "stroke": null, "strokeWidth": 1, "scaleX": 1, "scaleY": 1, ' +
                       '"angle": 0, "flipX": false, "flipY": false, "opacity": 1, "path": [["M", 18.511, 13.99],' +
                       ' ["c", 0, 0, -2.269, -4.487, -12.643, 4.411], ["c", 0, 0, 4.824, -14.161, 19.222, -9.059],' +
@@ -54,12 +54,12 @@
                       '["c", 0.877, -9.979, 2.893, -12.905, 4.942, -15.621], ["C", 17.878, 21.775, 18.713, 17.397, 18.511, ' +
                       '13.99], ["z", null]]}';
 
-  var PATH_DATALESS_JSON = '{"objects":[{"type":"path","originX":"left","originY":"top","left":100,"top":100,"width":200,"height":200,"fill":"rgb(0,0,0)",' +
+  var PATH_DATALESS_JSON = '{"version":"' + fabric.version + '","objects":[{"type":"path","version":"' + fabric.version + '","originX":"left","originY":"top","left":100,"top":100,"width":200,"height":200,"fill":"rgb(0,0,0)",' +
                            '"stroke":null,"strokeWidth":1,"strokeDashArray":null,"strokeLineCap":"butt","strokeLineJoin":"miter","strokeMiterLimit":10,' +
                            '"scaleX":1,"scaleY":1,"angle":0,"flipX":false,"flipY":false,"opacity":1,' +
                            '"shadow":null,"visible":true,"clipTo":null,"backgroundColor":"","fillRule":"nonzero","globalCompositeOperation":"source-over","transformMatrix":null,"skewX":0,"skewY":0,"sourcePath":"http://example.com/"}]}';
 
-  var RECT_JSON = '{"objects":[{"type":"rect","originX":"left","originY":"top","left":0,"top":0,"width":10,"height":10,"fill":"rgb(0,0,0)",' +
+  var RECT_JSON = '{"version":"' + fabric.version + '","objects":[{"type":"rect","version":"' + fabric.version + '","originX":"left","originY":"top","left":0,"top":0,"width":10,"height":10,"fill":"rgb(0,0,0)",' +
                   '"stroke":null,"strokeWidth":1,"strokeDashArray":null,"strokeLineCap":"butt","strokeLineJoin":"miter","strokeMiterLimit":10,"scaleX":1,"scaleY":1,"angle":0,"flipX":false,"flipY":false,"opacity":1,' +
                   '"shadow":null,' +
                   '"visible":true,"clipTo":null,"backgroundColor":"","fillRule":"nonzero","globalCompositeOperation":"source-over","transformMatrix":null,"skewX":0,"skewY":0,"rx":0,"ry":0}],"background":"#ff5555","overlay":"rgba(0,0,0,0.2)"}';
@@ -698,7 +698,7 @@
   });
 
   test('centerObject', function() {
-    ok(typeof canvas.centerObject == 'function');
+    ok(typeof canvas.centerObject === 'function');
     var rect = makeRect({ left: 102, top: 202 });
     canvas.add(rect);
     equal(canvas.centerObject(rect), canvas, 'should be chainable');
@@ -724,11 +724,11 @@
   });
 
   test('toJSON', function() {
-    ok(typeof canvas.toJSON == 'function');
+    ok(typeof canvas.toJSON === 'function');
     equal(JSON.stringify(canvas.toJSON()), EMPTY_JSON);
     canvas.backgroundColor = '#ff5555';
     canvas.overlayColor = 'rgba(0,0,0,0.2)';
-    equal(JSON.stringify(canvas.toJSON()), '{"objects":[],"background":"#ff5555","overlay":"rgba(0,0,0,0.2)"}', '`background` and `overlayColor` value should be reflected in json');
+    equal(JSON.stringify(canvas.toJSON()), '{"version":"' + fabric.version + '","objects":[],"background":"#ff5555","overlay":"rgba(0,0,0,0.2)"}', '`background` and `overlayColor` value should be reflected in json');
     canvas.add(makeRect());
     deepEqual(JSON.stringify(canvas.toJSON()), RECT_JSON);
   });
@@ -756,6 +756,7 @@
   test('toObject', function() {
     ok(typeof canvas.toObject == 'function');
     var expectedObject = {
+      'version': fabric.version,
       objects: canvas.getObjects()
     };
     deepEqual(expectedObject, canvas.toObject());
@@ -769,6 +770,7 @@
   test('toDatalessObject', function() {
     ok(typeof canvas.toDatalessObject == 'function');
     var expectedObject = {
+      'version': fabric.version,
       objects: canvas.getObjects()
     };
     deepEqual(expectedObject, canvas.toDatalessObject());
diff --git a/test/unit/canvas_static.js b/test/unit/canvas_static.js
index 3b94f58f401..fe9bb1f4196 100644
--- a/test/unit/canvas_static.js
+++ b/test/unit/canvas_static.js
@@ -8,7 +8,7 @@
   var CANVAS_SVG_VIEWBOX = '<?xml version="1.0" encoding="UTF-8" standalone="no" ?>\n<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">\n' +
                            '<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" width="600" height="600" viewBox="100 100 300 300" xml:space="preserve">\n<desc>Created with Fabric.js ' + fabric.version + '</desc>\n<defs>\n</defs>\n</svg>';
 
-  var PATH_JSON = '{"objects": [{"type": "path", "originX": "left", "originY": "top", "left": 268, "top": 266, "width": 51, "height": 49,' +
+  var PATH_JSON = '{"version":"' + fabric.version + '","objects": [{"type": "path", "version":"' + fabric.version + '", "originX": "left", "originY": "top", "left": 268, "top": 266, "width": 51, "height": 49,' +
                   ' "fill": "rgb(0,0,0)", "stroke": null, "strokeWidth": 1, "scaleX": 1, "scaleY": 1, ' +
                   '"angle": 0, "flipX": false, "flipY": false, "opacity": 1, "path": [["M", 18.511, 13.99],' +
                   ' ["c", 0, 0, -2.269, -4.487, -12.643, 4.411], ["c", 0, 0, 4.824, -14.161, 19.222, -9.059],' +
@@ -25,7 +25,7 @@
                   '["c", 0.877, -9.979, 2.893, -12.905, 4.942, -15.621], ["C", 17.878, 21.775, 18.713, 17.397, 18.511, ' +
                   '13.99], ["z", null]]}], "background": "#ff5555", "overlay":"rgba(0,0,0,0.2)"}';
 
-  var PATH_WITHOUT_DEFAULTS_JSON = '{"objects": [{"type": "path", "left": 268, "top": 266, "width": 51, "height": 49, "path": [["M", 18.511, 13.99],' +
+  var PATH_WITHOUT_DEFAULTS_JSON = '{"version":"' + fabric.version + '","objects": [{"type": "path", "version":"' + fabric.version + '", "left": 268, "top": 266, "width": 51, "height": 49, "path": [["M", 18.511, 13.99],' +
                   ' ["c", 0, 0, -2.269, -4.487, -12.643, 4.411], ["c", 0, 0, 4.824, -14.161, 19.222, -9.059],' +
                   ' ["l", 0.379, -2.1], ["c", -0.759, -0.405, -1.375, -1.139, -1.645, -2.117], ["c", -0.531, ' +
                   '-1.864, 0.371, -3.854, 1.999, -4.453], ["c", 0.312, -0.118, 0.633, -0.169, 0.953, -0.169], ' +
@@ -40,17 +40,17 @@
                   '["c", 0.877, -9.979, 2.893, -12.905, 4.942, -15.621], ["C", 17.878, 21.775, 18.713, 17.397, 18.511, ' +
                   '13.99], ["z", null]]}], "background": "#ff5555","overlay": "rgba(0,0,0,0.2)"}';
 
-  var PATH_DATALESS_JSON = '{"objects":[{"type":"path","originX":"left","originY":"top","left":100,"top":100,"width":200,"height":200,"fill":"rgb(0,0,0)",' +
+  var PATH_DATALESS_JSON = '{"version":"' + fabric.version + '","objects":[{"type":"path","version":"' + fabric.version + '","originX":"left","originY":"top","left":100,"top":100,"width":200,"height":200,"fill":"rgb(0,0,0)",' +
                            '"stroke":null,"strokeWidth":1,"strokeDashArray":null,"strokeLineCap":"butt","strokeLineJoin":"miter","strokeMiterLimit":10,' +
                            '"scaleX":1,"scaleY":1,"angle":0,"flipX":false,"flipY":false,"opacity":1,' +
                            '"shadow":null,"visible":true,"clipTo":null,"backgroundColor":"","fillRule":"nonzero","globalCompositeOperation":"source-over","transformMatrix":null,"skewX":0,"skewY":0,"sourcePath":"http://example.com/"}]}';
 
-  var RECT_JSON = '{"objects":[{"type":"rect","originX":"left","originY":"top","left":0,"top":0,"width":10,"height":10,"fill":"rgb(0,0,0)",' +
+  var RECT_JSON = '{"version":"' + fabric.version + '","objects":[{"type":"rect","version":"' + fabric.version + '","originX":"left","originY":"top","left":0,"top":0,"width":10,"height":10,"fill":"rgb(0,0,0)",' +
                   '"stroke":null,"strokeWidth":1,"strokeDashArray":null,"strokeLineCap":"butt","strokeLineJoin":"miter","strokeMiterLimit":10,' +
                   '"scaleX":1,"scaleY":1,"angle":0,"flipX":false,"flipY":false,"opacity":1,' +
                   '"shadow":null,"visible":true,"clipTo":null,"backgroundColor":"","fillRule":"nonzero","globalCompositeOperation":"source-over","transformMatrix":null,"skewX":0,"skewY":0,"rx":0,"ry":0}],"background":"#ff5555","overlay":"rgba(0,0,0,0.2)"}';
 
-  var RECT_JSON_WITH_PADDING = '{"objects":[{"type":"rect","originX":"left","originY":"top","left":0,"top":0,"width":10,"height":20,"fill":"rgb(0,0,0)",' +
+  var RECT_JSON_WITH_PADDING = '{"version":"' + fabric.version + '","objects":[{"type":"rect","version":"' + fabric.version + '","originX":"left","originY":"top","left":0,"top":0,"width":10,"height":20,"fill":"rgb(0,0,0)",' +
                                '"stroke":null,"strokeWidth":1,"strokeDashArray":null,"strokeLineCap":"butt","strokeLineJoin":"miter","strokeMiterLimit":10,' +
                                '"scaleX":1,"scaleY":1,"angle":0,"flipX":false,"flipY":false,"opacity":1,' +
                                '"shadow":null,"visible":true,"clipTo":null,"backgroundColor":"","fillRule":"nonzero","globalCompositeOperation":"source-over","transformMatrix":null,"skewX":0,"skewY":0,"rx":0,"ry":0,"padding":123,"foo":"bar"}]}';
@@ -70,6 +70,7 @@
       IMG_HEIGHT  = 110;
 
   var REFERENCE_IMG_OBJECT = {
+    'version': fabric.version,
     'type':                    'image',
     'originX':                 'left',
     'originY':                 'top',
@@ -774,10 +775,10 @@
 
   test('toJSON', function() {
     ok(typeof canvas.toJSON == 'function');
-    equal(JSON.stringify(canvas.toJSON()), '{"objects":[]}');
+    equal(JSON.stringify(canvas.toJSON()), '{"version":"' + fabric.version + '","objects":[]}');
     canvas.backgroundColor = '#ff5555';
     canvas.overlayColor = 'rgba(0,0,0,0.2)';
-    equal(JSON.stringify(canvas.toJSON()), '{"objects":[],"background":"#ff5555","overlay":"rgba(0,0,0,0.2)"}', '`background` and `overlay` value should be reflected in json');
+    equal(JSON.stringify(canvas.toJSON()), '{"version":"' + fabric.version + '","objects":[],"background":"#ff5555","overlay":"rgba(0,0,0,0.2)"}', '`background` and `overlay` value should be reflected in json');
     canvas.add(makeRect());
     deepEqual(JSON.stringify(canvas.toJSON()), RECT_JSON);
   });
@@ -865,6 +866,7 @@
   test('toObject', function() {
     ok(typeof canvas.toObject == 'function');
     var expectedObject = {
+      version: fabric.version,
       objects: canvas.getObjects()
     };
     deepEqual(expectedObject, canvas.toObject());
@@ -880,7 +882,7 @@
     var rect = makeRect();
     canvas.add(rect);
     var cObject = canvas.toObject();
-    var expectedRect = { type: 'rect', width: 10, height: 10 };
+    var expectedRect = { version: fabric.version, type: 'rect', width: 10, height: 10 };
     deepEqual(cObject.objects[0], expectedRect, 'Rect should be exported withoud defaults');
     canvas.includeDefaultValues = true;
   });
@@ -917,6 +919,7 @@
   test('toDatalessObject', function() {
     ok(typeof canvas.toDatalessObject == 'function');
     var expectedObject = {
+      'version': fabric.version,
       objects: canvas.getObjects()
     };
     deepEqual(expectedObject, canvas.toDatalessObject());
@@ -934,6 +937,7 @@
     canvas.foobar = 123;
 
     var expectedObject = {
+      'version': fabric.version,
       objects: canvas.getObjects(),
       freeDrawingColor: 'red',
       foobar: 123
@@ -1013,7 +1017,7 @@
   });
 
   asyncTest('loadFromJSON with json object without default values', function() {
-    ok(typeof canvas.loadFromJSON == 'function');
+    ok(typeof canvas.loadFromJSON === 'function');
 
     canvas.loadFromJSON(JSON.parse(PATH_WITHOUT_DEFAULTS_JSON), function(){
       var obj = canvas.item(0);
diff --git a/test/unit/circle.js b/test/unit/circle.js
index ae6e0338c82..2ce61697e16 100644
--- a/test/unit/circle.js
+++ b/test/unit/circle.js
@@ -79,6 +79,7 @@
   test('toObject', function() {
     var circle = new fabric.Circle();
     var defaultProperties = {
+      'version':                  fabric.version,
       'type':                     'circle',
       'originX':                  'left',
       'originY':                  'top',
diff --git a/test/unit/ellipse.js b/test/unit/ellipse.js
index bdf3e451bf4..ed467a82599 100644
--- a/test/unit/ellipse.js
+++ b/test/unit/ellipse.js
@@ -22,6 +22,7 @@
   test('toObject', function() {
     var ellipse = new fabric.Ellipse();
     var defaultProperties = {
+      'version':                  fabric.version,
       'type':                     'ellipse',
       'originX':                  'left',
       'originY':                  'top',
diff --git a/test/unit/group.js b/test/unit/group.js
index a0709cbcfa2..bf44cd9e215 100644
--- a/test/unit/group.js
+++ b/test/unit/group.js
@@ -163,6 +163,7 @@
     var clone = group.toObject();
 
     var expectedObject = {
+      'version': fabric.version,
       'type':                     'group',
       'originX':                  'left',
       'originY':                  'top',
@@ -207,6 +208,7 @@
     group.includeDefaultValues = false;
     var clone = group.toObject();
     var objects = [{
+      version: fabric.version,
       type: 'rect',
       left: 10,
       top: -30,
@@ -214,6 +216,7 @@
       height: 10,
       strokeWidth: 0
     }, {
+      version: fabric.version,
       type: 'rect',
       left: -40,
       top: -10,
@@ -222,6 +225,7 @@
       strokeWidth: 0
     }];
     var expectedObject = {
+      'version': fabric.version,
       'type':               'group',
       'left':               50,
       'top':                100,
diff --git a/test/unit/image.js b/test/unit/image.js
index 11f0f9e8df7..989b7cfcb41 100644
--- a/test/unit/image.js
+++ b/test/unit/image.js
@@ -15,6 +15,7 @@
       IMG_HEIGHT  = 110;
 
   var REFERENCE_IMG_OBJECT = {
+    'version':                  fabric.version,
     'type':                     'image',
     'originX':                  'left',
     'originY':                  'top',
diff --git a/test/unit/itext.js b/test/unit/itext.js
index 16eb1c96108..02af5f0535c 100644
--- a/test/unit/itext.js
+++ b/test/unit/itext.js
@@ -8,6 +8,7 @@
   });
 
   var ITEXT_OBJECT = {
+    'version':                  fabric.version,
     'type':                     'text',
     'originX':                  'left',
     'originY':                  'top',
diff --git a/test/unit/line.js b/test/unit/line.js
index 606786b15b4..225ddab9069 100644
--- a/test/unit/line.js
+++ b/test/unit/line.js
@@ -1,6 +1,7 @@
 (function(){
 
   var LINE_OBJECT = {
+    'version':                  fabric.version,
     'type':                     'line',
     'originX':                  'left',
     'originY':                  'top',
diff --git a/test/unit/object.js b/test/unit/object.js
index 5493096a575..e589a0dfe39 100644
--- a/test/unit/object.js
+++ b/test/unit/object.js
@@ -147,13 +147,13 @@
   });
 
   test('toJSON', function() {
-    var emptyObjectJSON = '{"type":"object","originX":"left","originY":"top","left":0,"top":0,"width":0,"height":0,"fill":"rgb(0,0,0)",' +
+    var emptyObjectJSON = '{"type":"object","version":"2.0.0-beta6","originX":"left","originY":"top","left":0,"top":0,"width":0,"height":0,"fill":"rgb(0,0,0)",' +
                           '"stroke":null,"strokeWidth":1,"strokeDashArray":null,"strokeLineCap":"butt","strokeLineJoin":"miter","strokeMiterLimit":10,' +
                           '"scaleX":1,"scaleY":1,"angle":0,"flipX":false,"flipY":false,"opacity":1,' +
                           '"shadow":null,"visible":true,"clipTo":null,"backgroundColor":"","fillRule":"nonzero","globalCompositeOperation":"source-over",' +
                           '"transformMatrix":null,"skewX":0,"skewY":0}';
 
-    var augmentedJSON = '{"type":"object","originX":"left","originY":"top","left":0,"top":0,"width":122,"height":0,"fill":"rgb(0,0,0)",' +
+    var augmentedJSON = '{"type":"object","version":"2.0.0-beta6","originX":"left","originY":"top","left":0,"top":0,"width":122,"height":0,"fill":"rgb(0,0,0)",' +
                         '"stroke":null,"strokeWidth":1,"strokeDashArray":[5,2],"strokeLineCap":"round","strokeLineJoin":"bevil","strokeMiterLimit":5,' +
                         '"scaleX":1.3,"scaleY":1,"angle":0,"flipX":false,"flipY":true,"opacity":0.88,' +
                         '"shadow":null,"visible":true,"clipTo":null,"backgroundColor":"","fillRule":"nonzero","globalCompositeOperation":"source-over",' +
@@ -177,6 +177,7 @@
 
   test('toObject', function() {
     var emptyObjectRepr = {
+      'version':                  fabric.version,
       'type':                     'object',
       'originX':                  'left',
       'originY':                  'top',
@@ -209,6 +210,7 @@
     };
 
     var augmentedObjectRepr = {
+      'version':                  fabric.version,
       'type':                     'object',
       'originX':                  'left',
       'originY':                  'top',
@@ -280,9 +282,10 @@
 
   test('toObject without default values', function() {
 
-    var emptyObjectRepr = { type: 'object' };
+    var emptyObjectRepr = { version: fabric.version, type: 'object' };
 
     var augmentedObjectRepr = {
+      version: fabric.version,
       type: 'object',
       left: 10,
       top: 20,
diff --git a/test/unit/path.js b/test/unit/path.js
index a41f4f1485b..1a085e7d53a 100644
--- a/test/unit/path.js
+++ b/test/unit/path.js
@@ -1,6 +1,7 @@
 (function() {
 
   var REFERENCE_PATH_OBJECT = {
+    'version':                  fabric.version,
     'type':                     'path',
     'originX':                  'left',
     'originY':                  'top',
diff --git a/test/unit/polygon.js b/test/unit/polygon.js
index 9cac72977f1..4ce530a1b59 100644
--- a/test/unit/polygon.js
+++ b/test/unit/polygon.js
@@ -8,6 +8,7 @@
   }
 
   var REFERENCE_OBJECT = {
+    'version':                  fabric.version,
     'type':                     'polygon',
     'originX':                  'left',
     'originY':                  'top',
diff --git a/test/unit/polyline.js b/test/unit/polyline.js
index 722cf2257e2..9533e74a0bb 100644
--- a/test/unit/polyline.js
+++ b/test/unit/polyline.js
@@ -8,6 +8,7 @@
   }
 
   var REFERENCE_OBJECT = {
+    'version':                  fabric.version,
     'type':                     'polyline',
     'originX':                  'left',
     'originY':                  'top',
diff --git a/test/unit/rect.js b/test/unit/rect.js
index 1995ac5ecf0..79b54adb5b4 100644
--- a/test/unit/rect.js
+++ b/test/unit/rect.js
@@ -1,6 +1,7 @@
 (function() {
 
   var REFERENCE_RECT = {
+    'version':                  fabric.version,
     'type':                     'rect',
     'originX':                  'left',
     'originY':                  'top',
@@ -190,7 +191,7 @@
   });
 
   test('toObject without default values', function() {
-    var options = { type: 'rect', width: 69, height: 50, left: 10, top: 20 };
+    var options = { type: 'rect', width: 69, height: 50, left: 10, top: 20, version: fabric.version, };
     var rect = new fabric.Rect(options);
     rect.includeDefaultValues = false;
     deepEqual(rect.toObject(), options);
diff --git a/test/unit/text.js b/test/unit/text.js
index d92c7fb5b89..3d2003385fc 100644
--- a/test/unit/text.js
+++ b/test/unit/text.js
@@ -13,6 +13,7 @@
   var CHAR_WIDTH = 20;
 
   var REFERENCE_TEXT_OBJECT = {
+    'version':                   fabric.version,
     'type':                      'text',
     'originX':                   'left',
     'originY':                   'top',