diff --git a/application/views/backend/header.php b/application/views/backend/header.php
index 789e8c10..1743c283 100755
--- a/application/views/backend/header.php
+++ b/application/views/backend/header.php
@@ -27,6 +27,7 @@
     <script src="<?= asset_url('assets/ext/popper/popper.min.js') ?>"></script>
     <script src="<?= asset_url('assets/ext/tippy/tippy-bundle.umd.min.js') ?>"></script>
     <script src="<?= asset_url('assets/ext/jquery-ui/jquery-ui.min.js') ?>"></script>
+    <script src="<?= asset_url('assets/ext/jquery-ui/jquery-ui.touch-punch.min.js') ?>"></script>
     <script src="<?= asset_url('assets/ext/moment/moment.min.js') ?>"></script>
     <script src="<?= asset_url('assets/ext/moment/moment-timezone-with-data.min.js') ?>"></script>
     <script src="<?= asset_url('assets/ext/datejs/date.min.js') ?>"></script>
diff --git a/assets/ext/jquery-ui/jquery-ui.touch-punch.min.js b/assets/ext/jquery-ui/jquery-ui.touch-punch.min.js
new file mode 100644
index 00000000..31272ce6
--- /dev/null
+++ b/assets/ext/jquery-ui/jquery-ui.touch-punch.min.js
@@ -0,0 +1,11 @@
+/*!
+ * jQuery UI Touch Punch 0.2.3
+ *
+ * Copyright 2011–2014, Dave Furfero
+ * Dual licensed under the MIT or GPL Version 2 licenses.
+ *
+ * Depends:
+ *  jquery.ui.widget.js
+ *  jquery.ui.mouse.js
+ */
+!function(a){function f(a,b){if(!(a.originalEvent.touches.length>1)){a.preventDefault();var c=a.originalEvent.changedTouches[0],d=document.createEvent("MouseEvents");d.initMouseEvent(b,!0,!0,window,1,c.screenX,c.screenY,c.clientX,c.clientY,!1,!1,!1,!1,0,null),a.target.dispatchEvent(d)}}if(a.support.touch="ontouchend"in document,a.support.touch){var e,b=a.ui.mouse.prototype,c=b._mouseInit,d=b._mouseDestroy;b._touchStart=function(a){var b=this;!e&&b._mouseCapture(a.originalEvent.changedTouches[0])&&(e=!0,b._touchMoved=!1,f(a,"mouseover"),f(a,"mousemove"),f(a,"mousedown"))},b._touchMove=function(a){e&&(this._touchMoved=!0,f(a,"mousemove"))},b._touchEnd=function(a){e&&(f(a,"mouseup"),f(a,"mouseout"),this._touchMoved||f(a,"click"),e=!1)},b._mouseInit=function(){var b=this;b.element.bind({touchstart:a.proxy(b,"_touchStart"),touchmove:a.proxy(b,"_touchMove"),touchend:a.proxy(b,"_touchEnd")}),c.call(b)},b._mouseDestroy=function(){var b=this;b.element.unbind({touchstart:a.proxy(b,"_touchStart"),touchmove:a.proxy(b,"_touchMove"),touchend:a.proxy(b,"_touchEnd")}),d.call(b)}}}(jQuery);
\ No newline at end of file