diff --git a/bower.json b/bower.json
index 5f72f6ff0..7d78fae5a 100644
--- a/bower.json
+++ b/bower.json
@@ -5,7 +5,7 @@
     "backbone": "components/backbone#~1.2",
     "bootstrap": "bootstrap#~3.4",
     "bootstrap-tour": "0.9.0",
-    "codemirror": "components/codemirror#5.56.0+components1",
+    "codemirror": "components/codemirror#5.58.2+components1",
     "create-react-class": "https://cdn.jsdelivr.net/npm/create-react-class@15.6.3/create-react-class.min.js",
     "es6-promise": "~1.0",
     "font-awesome": "components/font-awesome#~4.7.0",
@@ -13,8 +13,8 @@
     "jed": "~1.1.1",
     "jquery": "components/jquery#~3.5.0",
     "jquery-typeahead": "~2.10.6",
-    "jquery-ui": "components/jqueryui#~1.12",
-    "marked": "~0.7",
+    "jquery-ui": "jquery/jquery-ui#~1.13.2",
+    "marked": "~1.1.1",
     "MathJax": "^2.7.4",
     "moment": "~2.19.3",
     "react": "~16.0.0",
@@ -22,7 +22,7 @@
     "requirejs-text": "~2.0.15",
     "requirejs-plugins": "~1.0.3",
     "text-encoding": "~0.1",
-    "underscore": "components/underscore#~1.8.3",
+    "underscore": "jashkenas/underscore#~1.13.4",
     "xterm.js": "https://unpkg.com/xterm@~3.1.0/dist/xterm.js",
     "xterm.js-css": "https://unpkg.com/xterm@~3.1.0/dist/xterm.css",
     "xterm.js-fit": "https://unpkg.com/xterm@~3.1.0/dist/addons/fit/fit.js"
diff --git a/nbclassic/templates/page.html b/nbclassic/templates/page.html
index a45180d8d..a8d71807d 100644
--- a/nbclassic/templates/page.html
+++ b/nbclassic/templates/page.html
@@ -7,7 +7,7 @@
     <title>{% block title %}Jupyter Notebook{% endblock %}</title>
     {% block favicon %}<link id="favicon" rel="shortcut icon" type="image/x-icon" href="{{static_url("base/images/favicon.ico") }}">{% endblock %}
     <meta http-equiv="X-UA-Compatible" content="IE=edge" />
-    <link rel="stylesheet" href="{{static_url("components/jquery-ui/themes/smoothness/jquery-ui.min.css") }}" type="text/css" />
+    <link rel="stylesheet" href="{{static_url("components/jquery-ui/dist/themes/smoothness/jquery-ui.min.css") }}" type="text/css" />
     <link rel="stylesheet" href="{{static_url("components/jquery-typeahead/dist/jquery.typeahead.min.css") }}" type="text/css" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     
@@ -40,7 +40,7 @@
             text: 'components/requirejs-text/text',
             bootstrap: 'components/bootstrap/dist/js/bootstrap.min',
             bootstraptour: 'components/bootstrap-tour/build/js/bootstrap-tour.min',
-            'jquery-ui': 'components/jquery-ui/jquery-ui.min',
+            'jquery-ui': 'components/jquery-ui/dist/jquery-ui.min',
             moment: 'components/moment/min/moment-with-locales',
             codemirror: 'components/codemirror',
             termjs: 'components/xterm.js/xterm',
diff --git a/setupbase.py b/setupbase.py
index 8cd7a48be..6e534c990 100644
--- a/setupbase.py
+++ b/setupbase.py
@@ -142,9 +142,9 @@ def find_package_data():
         pjoin(components, "jquery", "jquery.min.js"),
         pjoin(components, "jquery-typeahead", "dist", "jquery.typeahead.min.js"),
         pjoin(components, "jquery-typeahead", "dist", "jquery.typeahead.min.css"),
-        pjoin(components, "jquery-ui", "jquery-ui.min.js"),
-        pjoin(components, "jquery-ui", "themes", "smoothness", "jquery-ui.min.css"),
-        pjoin(components, "jquery-ui", "themes", "smoothness", "images", "*"),
+        pjoin(components, "jquery-ui", "dist", "jquery-ui.min.js"),
+        pjoin(components, "jquery-ui", "dist", "themes", "smoothness", "jquery-ui.min.css"),
+        pjoin(components, "jquery-ui",  "dist", "themes", "smoothness", "images", "*"),
         pjoin(components, "marked", "lib", "marked.js"),
         pjoin(components, "react", "react.production.min.js"),
         pjoin(components, "react", "react-dom.production.min.js"),
diff --git a/tools/build-main.js b/tools/build-main.js
index 973868680..6a5b29f23 100644
--- a/tools/build-main.js
+++ b/tools/build-main.js
@@ -21,7 +21,7 @@ var rjs_config = {
     text: 'components/requirejs-text/text',
     bootstrap: 'components/bootstrap/dist/js/bootstrap.min',
     bootstraptour: 'components/bootstrap-tour/build/js/bootstrap-tour.min',
-    "jquery-ui": 'components/jquery-ui/jquery-ui.min',
+    "jquery-ui": 'components/jquery-ui/dist/jquery-ui.min',
     moment: 'components/moment/min/moment-with-locales',
     codemirror: 'components/codemirror',
     xterm: 'components/xterm.js/index',