diff --git a/src/js/select2/compat/inputData.js b/src/js/select2/compat/inputData.js
index 40e44371..6352763b 100644
--- a/src/js/select2/compat/inputData.js
+++ b/src/js/select2/compat/inputData.js
@@ -118,7 +118,7 @@ define([
 
   InputData.prototype.addOptions = function (_, $options) {
     var options = $.map($options, function ($option) {      
-	  return Utils.GetData($option[0], 'data');
+      return Utils.GetData($option[0], 'data');
     });
 
     this._currentData.push.apply(this._currentData, options);
diff --git a/src/js/select2/core.js b/src/js/select2/core.js
index 1ec606df..3ac9d9a3 100644
--- a/src/js/select2/core.js
+++ b/src/js/select2/core.js
@@ -5,9 +5,9 @@ define([
   './keys'
 ], function ($, Options, Utils, KEYS) {
   var Select2 = function ($element, options) {
-	if (Utils.GetData($element[0], 'select2') != null) {
-	    Utils.GetData($element[0], 'select2').destroy();
-	}
+    if (Utils.GetData($element[0], 'select2') != null) {
+        Utils.GetData($element[0], 'select2').destroy();
+    }
 
     this.$element = $element;
 
@@ -511,7 +511,7 @@ define([
 
     this.$element.off('.select2');
     this.$element.attr('tabindex', 
-					   Utils.GetData(this.$element[0], 'old-tabindex'));
+    Utils.GetData(this.$element[0], 'old-tabindex'));
 
     this.$element.removeClass('select2-hidden-accessible');
     this.$element.attr('aria-hidden', 'false');
diff --git a/src/js/select2/dropdown/attachBody.js b/src/js/select2/dropdown/attachBody.js
index 53a7f4fe..eadafe4b 100644
--- a/src/js/select2/dropdown/attachBody.js
+++ b/src/js/select2/dropdown/attachBody.js
@@ -90,9 +90,9 @@ define([
 
     var $watchers = this.$container.parents().filter(Utils.hasScroll);
     $watchers.each(function () {
-	  Utils.StoreData(this, 'select2-scroll-position', {
-		  x: $(this).scrollLeft(),
-		  y: $(this).scrollTop()
+      Utils.StoreData(this, 'select2-scroll-position', {
+        x: $(this).scrollLeft(),
+        y: $(this).scrollTop()
 	  });
     });
 
diff --git a/src/js/select2/selection/base.js b/src/js/select2/selection/base.js
index bdbb15d3..d341e9aa 100644
--- a/src/js/select2/selection/base.js
+++ b/src/js/select2/selection/base.js
@@ -22,9 +22,9 @@ define([
     this._tabindex = 0;
 
     if (Utils.GetData(this.$element[0], 'old-tabindex') != null) {
-        this._tabindex = Utils.GetData(this.$element[0], 'old-tabindex');
+      this._tabindex = Utils.GetData(this.$element[0], 'old-tabindex');
     } else if (this.$element.attr('tabindex') != null) {
-        this._tabindex = this.$element.attr('tabindex');
+      this._tabindex = this.$element.attr('tabindex');
     }
 
     $selection.attr('title', this.$element.attr('title'));
diff --git a/tests/data/array-tests.js b/tests/data/array-tests.js
index 1288fefa..39a2c9e2 100644
--- a/tests/data/array-tests.js
+++ b/tests/data/array-tests.js
@@ -238,7 +238,7 @@ test('option tags can receive new data', function(assert) {
   });
 
   assert.ok(
-     Utils.GetData($select.find(':selected')[0], 'data').extra,
+    Utils.GetData($select.find(':selected')[0], 'data').extra,
     '<option> default should have new data'
   );
 
@@ -247,7 +247,7 @@ test('option tags can receive new data', function(assert) {
   });
 
   assert.ok(
-     Utils.GetData($select.find(':selected')[0], 'data').extra,
+    Utils.GetData($select.find(':selected')[0], 'data').extra,
     '<option> One should have new data'
   );
 });