diff --git a/app/assets/javascripts/due_date_select.js.es6 b/app/assets/javascripts/due_date_select.js.es6
index f35c024e7166016b8c734b8c5404685efb9233c0..cb92b8c765818a255163b9a322b0cc21d2edabf3 100644
--- a/app/assets/javascripts/due_date_select.js.es6
+++ b/app/assets/javascripts/due_date_select.js.es6
@@ -2,10 +2,9 @@
 
 (function(global) {
   class DueDateSelect {
-    constructor({ $dropdown, $loading, $context } = {}) {
+    constructor({ $dropdown, $loading } = {}) {
       const $dropdownParent = $dropdown.closest('.dropdown');
       const $block = $dropdown.closest('.block');
-      this.$context = $context || $('body');
       this.$loading = $loading;
       this.$dropdown = $dropdown;
       this.$dropdownParent = $dropdownParent;
@@ -81,7 +80,7 @@
     }
 
     parseSelectedDate() {
-      this.rawSelectedDate = this.$context.find(`input[name='${this.fieldName}']`).val();
+      this.rawSelectedDate = $(`input[name='${this.fieldName}']`).val();
 
       if (this.rawSelectedDate.length) {
         // Avoid time zone inconsistency using the utils.createDateObject
@@ -180,6 +179,5 @@
   }
 
   global.DueDateSelectors = DueDateSelectors;
-  global.DueDateSelect = DueDateSelect;
 
 })(window.gl || (window.gl = {}));
diff --git a/spec/javascripts/datetime_utility_spec.js.es6 b/spec/javascripts/datetime_utility_spec.js.es6
index a597e713f3e43841b7131ab209ae834e0895069b..8ece24555c5f86e90b8ab87b5299f59ce0e9beb0 100644
--- a/spec/javascripts/datetime_utility_spec.js.es6
+++ b/spec/javascripts/datetime_utility_spec.js.es6
@@ -2,38 +2,6 @@
 
 (() => {
   describe('Date time utils', () => {
-    describe('create date object', () => {
-      describe('using dashes', () => {
-        it('should instantiate the date object using integer params', () => {
-          spyOn(window, 'Date');
-          gl.utils.createDateObject('2016-11-12');
-          expect(window.Date).toHaveBeenCalledWith(2016, 10, 12);
-        });
-
-        it('should return the right date object ', () => {
-          const date = gl.utils.createDateObject('2016-11-12');
-          expect(date.getDate()).toBe(12);
-          expect(date.getMonth()).toBe(10);
-          expect(date.getFullYear()).toBe(2016);
-        });
-      });
-
-      describe('using slashes', () => {
-        it('should also instantiate the date object using integer params', () => {
-          spyOn(window, 'Date');
-          gl.utils.createDateObject('2016/08/02');
-          expect(window.Date).toHaveBeenCalledWith(2016, 7, 2);
-        });
-
-        it('should return the right date object', () => {
-          const date = gl.utils.createDateObject('2016/08/02');
-          expect(date.getDate()).toBe(2);
-          expect(date.getMonth()).toBe(7);
-          expect(date.getFullYear()).toBe(2016);
-        });
-      });
-    });
-
     describe('get day name', () => {
       it('should return Sunday', () => {
         const day = gl.utils.getDayName(new Date('07/17/2016'));
diff --git a/spec/javascripts/due_date_select_spec.js.es6 b/spec/javascripts/due_date_select_spec.js.es6
deleted file mode 100644
index 202787edb199b6ed76b8cf6d76425cbd0681922e..0000000000000000000000000000000000000000
--- a/spec/javascripts/due_date_select_spec.js.es6
+++ /dev/null
@@ -1,25 +0,0 @@
-//= require lib/utils/datetime_utility
-//= require jquery
-//= require jquery-ui/datepicker
-//= require gl_dropdown
-//= require due_date_select
-
-(() => {
-  describe('Due Date Select', () => {
-    describe('parseSelectedDate()', () => {
-      it('call create date object', () => {
-        const $dom = $(fixture.preload('due_date_select.html')[0]);
-
-        const dueDateSelect = new gl.DueDateSelect({
-          $context: $dom,
-          $dropdown: $dom.find('.js-due-date-select'),
-          $loading: $dom.find('.block-loading'),
-        });
-
-        spyOn(gl.utils, 'createDateObject');
-        dueDateSelect.parseSelectedDate();
-        expect(gl.utils.createDateObject).toHaveBeenCalledWith('2016-11-20');
-      });
-    });
-  });
-})();
diff --git a/spec/javascripts/fixtures/due_date_select.html.haml b/spec/javascripts/fixtures/due_date_select.html.haml
deleted file mode 100644
index ed7dcb0d6589cbd9f69cab2257529ae80887b1b4..0000000000000000000000000000000000000000
--- a/spec/javascripts/fixtures/due_date_select.html.haml
+++ /dev/null
@@ -1,29 +0,0 @@
-.block.due_date
-  .sidebar-collapsed-icon
-    %i.fa.fa-calendar
-    %span.js-due-date-sidebar-value
-      Nov 20, 2016
-  .title.hide-collapsed
-    Due date
-    %i.fa.fa-spinner.fa-spin.block-loading
-    %a.edit-link.pull-right{ href: "#"} Edit
-  .value.hide-collapsed
-    %span.value-content
-      %span.bold
-        Nov 20, 2016
-      %span.no-value.js-remove-due-date-holder
-        %a.js-remove-due-date{ href: "#", role: "button" }
-          remove due date
-    .selectbox.hide-collapsed
-      %input{type: "hidden", name: "issue[due_date]", id: "issue[due_date]", value: "2016-11-20"}
-      .dropdown
-        %button.dropdown-menu-toggle.js-due-date-select{ type: 'button', data: { toggle: 'dropdown', field_name: "issue[due_date]", ability_name: "issue", issue_update: "/h5bp/html5-boilerplate/issues/10.json" } }
-          %span.dropdown-toggle-text Due date
-          %i.fa.fa-chevron-down
-        .dropdown-menu.dropdown-menu-due-date
-          .dropdown-title
-            %span Due Date
-            %button.dropdown-title-button.dropdown-menu-close{ type: "button" }
-              %i.fa.fa-times.dropdown-menu-close-icon
-          .dropdown-content
-            .js-due-date-calendar