diff --git a/CTFd/static/js/chalboard.js b/CTFd/static/js/chalboard.js
index 3819d80b..35494fd2 100644
--- a/CTFd/static/js/chalboard.js
+++ b/CTFd/static/js/chalboard.js
@@ -189,7 +189,14 @@ function loadchals() {
                 categories.push(category);
 
                 var categoryid = category.replace(/ /g,"-").hashCode();
-                var categoryrow = $('<div id="{0}-row" class="row"><div class="category-header col-md-2"></div><div class="category-challenges col-md-9"><div class="row"></div></div></div>'.format(categoryid));
+                var categoryrow = $('' +
+                    '<div id="{0}-row">'.format(categoryid) +
+                        '<div class="category-header col-md-2">' +
+                        '</div>' +
+                        '<div class="category-challenges col-md-9">' +
+                            '<div class="chal-row"></div>' +
+                        '</div>' +
+                    '</div>');
                 categoryrow.find(".category-header").append($("<h3>"+ category +"</h3>"));
 
                 $('#challenges-board').append(categoryrow);
@@ -209,7 +216,7 @@ function loadchals() {
             chalbutton.append(chalscore);
             chalwrap.append(chalbutton);
 
-            $("#"+ catid +"-row").find(".category-challenges > .row").append(chalwrap);
+            $("#"+ catid +"-row").find(".category-challenges > .chal-row").append(chalwrap);
         };
 
         updatesolves();
diff --git a/CTFd/templates/chals.html b/CTFd/templates/chals.html
index b3aa2665..8d84c061 100644
--- a/CTFd/templates/chals.html
+++ b/CTFd/templates/chals.html
@@ -1,7 +1,6 @@
 {% extends "base.html" %}
 
 {% block stylesheets %}
-    <link rel="stylesheet" type="text/css" href="//cdnjs.cloudflare.com/ajax/libs/jquery.isotope/2.2.0/isotope.pkgd.min.js">
     <link rel="stylesheet" href="/static/css/input.css">
 <style>
     .hide-text { text-overflow: ellipsis; overflow: hidden; }