diff --git a/wp-admin/js/dashboard.js b/wp-admin/js/dashboard.js
index a8d119d1c2..abc7595437 100644
--- a/wp-admin/js/dashboard.js
+++ b/wp-admin/js/dashboard.js
@@ -120,6 +120,8 @@ jQuery(document).ready( function($) {
 	};
 	quickPressLoad();
 
+	$( '.meta-box-sortables' ).sortable( 'option', 'containment', '#dashboard-widgets-wrap' );
+
 	// Activity Widget
 	$( '.show-more a' ).on( 'click', function(e) {
 		$( this ).fadeOut().closest('.activity-block').find( 'li.hidden' ).fadeIn().removeClass( 'hidden' );
diff --git a/wp-admin/js/dashboard.min.js b/wp-admin/js/dashboard.min.js
index 147d6503de..0b6d70de39 100644
--- a/wp-admin/js/dashboard.min.js
+++ b/wp-admin/js/dashboard.min.js
@@ -1 +1 @@
-var ajaxWidgets,ajaxPopulateWidgets,quickPressLoad;jQuery(document).ready(function(a){function b(){var a=1,b=parseInt(jQuery(window).width(),10);b>799&&1299>b&&(a=2),b>1300&&1799>b&&(a=3),b>1800&&(a=4),jQuery(".metabox-holder").attr("class",jQuery(".metabox-holder").attr("class").replace(/columns-\d+/,"columns-"+a))}var c=a("#welcome-panel"),d=a("#wp_welcome_panel-hide"),e=function(b){a.post(ajaxurl,{action:"update-welcome-panel",visible:b,welcomepanelnonce:a("#welcomepanelnonce").val()})};c.hasClass("hidden")&&d.prop("checked")&&c.removeClass("hidden"),a(".welcome-panel-close, .welcome-panel-dismiss a",c).click(function(b){b.preventDefault(),c.addClass("hidden"),e(0),a("#wp_welcome_panel-hide").prop("checked",!1)}),d.click(function(){c.toggleClass("hidden",!this.checked),e(this.checked?1:0)}),ajaxWidgets=["dashboard_primary"],ajaxPopulateWidgets=function(b){function c(b,c){var d,e=a("#"+c+" div.inside:visible").find(".widget-loading");e.length&&(d=e.parent(),setTimeout(function(){d.load(ajaxurl+"?action=dashboard-widgets&widget="+c+"&pagenow="+pagenow,"",function(){d.hide().slideDown("normal",function(){a(this).css("display","")})})},500*b))}b?(b=b.toString(),-1!==a.inArray(b,ajaxWidgets)&&c(0,b)):a.each(ajaxWidgets,c)},ajaxPopulateWidgets(),postboxes.add_postbox_toggles(pagenow,{pbshow:ajaxPopulateWidgets}),quickPressLoad=function(){var b,c=a("#quickpost-action");b=a("#quick-press").submit(function(){function c(){var b=a(".drafts ul li").first();b.css("background","#fffbe5"),setTimeout(function(){b.css("background","none")},1e3)}return a("#dashboard_quick_press #publishing-action .spinner").show(),a('#quick-press .submit input[type="submit"], #quick-press .submit input[type="reset"]').prop("disabled",!0),a.post(b.attr("action"),b.serializeArray(),function(b){a("#dashboard_quick_press .inside").html(b),a("#quick-press").removeClass("initial-form"),quickPressLoad(),c(),a("#title").focus()}),!1}),a("#publish").click(function(){c.val("post-quickpress-publish")}),a("#title, #tags-input, #content").each(function(){var b=a(this),c=a("#"+this.id+"-prompt-text");""===this.value&&c.removeClass("screen-reader-text"),c.click(function(){a(this).addClass("screen-reader-text"),b.focus()}),b.blur(function(){""===this.value&&c.removeClass("screen-reader-text")}),b.focus(function(){c.addClass("screen-reader-text")})}),a("#quick-press").on("click focusin",function(){a(this).addClass("quickpress-open"),a("#description-wrap, p.submit").slideDown(200),wpActiveEditor="content"})},quickPressLoad(),a(".show-more a").on("click",function(b){a(this).fadeOut().closest(".activity-block").find("li.hidden").fadeIn().removeClass("hidden"),b.preventDefault()}),jQuery(document).ready(function(){b()}),jQuery(window).resize(_.debounce(function(){b()},30))});
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+var ajaxWidgets,ajaxPopulateWidgets,quickPressLoad;jQuery(document).ready(function(a){function b(){var a=1,b=parseInt(jQuery(window).width(),10);b>799&&1299>b&&(a=2),b>1300&&1799>b&&(a=3),b>1800&&(a=4),jQuery(".metabox-holder").attr("class",jQuery(".metabox-holder").attr("class").replace(/columns-\d+/,"columns-"+a))}var c=a("#welcome-panel"),d=a("#wp_welcome_panel-hide"),e=function(b){a.post(ajaxurl,{action:"update-welcome-panel",visible:b,welcomepanelnonce:a("#welcomepanelnonce").val()})};c.hasClass("hidden")&&d.prop("checked")&&c.removeClass("hidden"),a(".welcome-panel-close, .welcome-panel-dismiss a",c).click(function(b){b.preventDefault(),c.addClass("hidden"),e(0),a("#wp_welcome_panel-hide").prop("checked",!1)}),d.click(function(){c.toggleClass("hidden",!this.checked),e(this.checked?1:0)}),ajaxWidgets=["dashboard_primary"],ajaxPopulateWidgets=function(b){function c(b,c){var d,e=a("#"+c+" div.inside:visible").find(".widget-loading");e.length&&(d=e.parent(),setTimeout(function(){d.load(ajaxurl+"?action=dashboard-widgets&widget="+c+"&pagenow="+pagenow,"",function(){d.hide().slideDown("normal",function(){a(this).css("display","")})})},500*b))}b?(b=b.toString(),-1!==a.inArray(b,ajaxWidgets)&&c(0,b)):a.each(ajaxWidgets,c)},ajaxPopulateWidgets(),postboxes.add_postbox_toggles(pagenow,{pbshow:ajaxPopulateWidgets}),quickPressLoad=function(){var b,c=a("#quickpost-action");b=a("#quick-press").submit(function(){function c(){var b=a(".drafts ul li").first();b.css("background","#fffbe5"),setTimeout(function(){b.css("background","none")},1e3)}return a("#dashboard_quick_press #publishing-action .spinner").show(),a('#quick-press .submit input[type="submit"], #quick-press .submit input[type="reset"]').prop("disabled",!0),a.post(b.attr("action"),b.serializeArray(),function(b){a("#dashboard_quick_press .inside").html(b),a("#quick-press").removeClass("initial-form"),quickPressLoad(),c(),a("#title").focus()}),!1}),a("#publish").click(function(){c.val("post-quickpress-publish")}),a("#title, #tags-input, #content").each(function(){var b=a(this),c=a("#"+this.id+"-prompt-text");""===this.value&&c.removeClass("screen-reader-text"),c.click(function(){a(this).addClass("screen-reader-text"),b.focus()}),b.blur(function(){""===this.value&&c.removeClass("screen-reader-text")}),b.focus(function(){c.addClass("screen-reader-text")})}),a("#quick-press").on("click focusin",function(){a(this).addClass("quickpress-open"),a("#description-wrap, p.submit").slideDown(200),wpActiveEditor="content"})},quickPressLoad(),a(".meta-box-sortables").sortable("option","containment","#dashboard-widgets-wrap"),a(".show-more a").on("click",function(b){a(this).fadeOut().closest(".activity-block").find("li.hidden").fadeIn().removeClass("hidden"),b.preventDefault()}),jQuery(document).ready(function(){b()}),jQuery(window).resize(_.debounce(function(){b()},30))});
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