diff --git a/dashboard-ui/bower_components/prism-element/.bower.json b/dashboard-ui/bower_components/prism-element/.bower.json
index 61437e22d4..724213d306 100644
--- a/dashboard-ui/bower_components/prism-element/.bower.json
+++ b/dashboard-ui/bower_components/prism-element/.bower.json
@@ -1,7 +1,7 @@
 {
   "name": "prism-element",
   "description": "Prism.js import and syntax highlighting",
-  "version": "1.0.3",
+  "version": "1.0.4",
   "authors": [
     "The Polymer Project Authors (https://polymer.github.io/AUTHORS.txt)"
   ],
@@ -30,13 +30,14 @@
   "devDependencies": {
     "webcomponentsjs": "webcomponents/webcomponentsjs#^0.7.0",
     "iron-component-page": "PolymerElements/iron-component-page#^1.0.0",
-    "paper-styles": "PolymerElements/paper-styles#^1.0.0"
+    "paper-styles": "PolymerElements/paper-styles#^1.0.0",
+    "web-component-tester": "^4.0.0"
   },
-  "_release": "1.0.3",
+  "_release": "1.0.4",
   "_resolution": {
     "type": "version",
-    "tag": "v1.0.3",
-    "commit": "9de59abd5a8081a253dca5a7066e7be95e34bfbc"
+    "tag": "1.0.4",
+    "commit": "f5786216574e6ab9ef52434e588d37e9f3785b9e"
   },
   "_source": "git://github.com/PolymerElements/prism-element.git",
   "_target": "^1.0.0",
diff --git a/dashboard-ui/bower_components/prism-element/CONTRIBUTING.md b/dashboard-ui/bower_components/prism-element/CONTRIBUTING.md
index 7b10141565..093090d435 100644
--- a/dashboard-ui/bower_components/prism-element/CONTRIBUTING.md
+++ b/dashboard-ui/bower_components/prism-element/CONTRIBUTING.md
@@ -1,11 +1,16 @@
-
 <!--
 This file is autogenerated based on
 https://github.com/PolymerElements/ContributionGuide/blob/master/CONTRIBUTING.md
 
 If you edit that file, it will get updated everywhere else.
 If you edit this file, your changes will get overridden :)
+
+You can however override the jsbin link with one that's customized to this
+specific element:
+
+jsbin=https://jsbin.com/cagaye/edit?html,output
 -->
+
 # Polymer Elements
 ## Guide for Contributors
 
@@ -41,7 +46,7 @@ Polymer Elements are built in the open, and the Polymer authors eagerly encourag
  3. Click the `paper-foo` element.
  ```
 
- 2. **A reduced test case that demonstrates the problem.** If possible, please include the test case as a JSBin. Start with this template to easily import and use relevant Polymer Elements: [http://jsbin.com/cagaye](http://jsbin.com/cagaye/edit?html,output).
+ 2. **A reduced test case that demonstrates the problem.** If possible, please include the test case as a JSBin. Start with this template to easily import and use relevant Polymer Elements: [https://jsbin.com/cagaye/edit?html,output](https://jsbin.com/cagaye/edit?html,output).
 
  3. **A list of browsers where the problem occurs.** This can be skipped if the problem is the same across all browsers.
 
@@ -51,14 +56,14 @@ Polymer Elements are built in the open, and the Polymer authors eagerly encourag
 
 When submitting pull requests, please provide:
 
- 1. **A reference to the corresponding issue** or issues that will be closed by the pull request. Please refer to these issues using the following syntax:
+ 1. **A reference to the corresponding issue** or issues that will be closed by the pull request. Please refer to these issues in the pull request description using the following syntax:
 
  ```markdown
  (For a single issue)
  Fixes #20
 
  (For multiple issues)
- Fixes #32, #40
+ Fixes #32, fixes #40
  ```
 
  2. **A succinct description of the design** used to fix any related issues. For example:
diff --git a/dashboard-ui/bower_components/prism-element/bower.json b/dashboard-ui/bower_components/prism-element/bower.json
index d8fad7702f..d357addb90 100644
--- a/dashboard-ui/bower_components/prism-element/bower.json
+++ b/dashboard-ui/bower_components/prism-element/bower.json
@@ -1,7 +1,7 @@
 {
   "name": "prism-element",
   "description": "Prism.js import and syntax highlighting",
-  "version": "1.0.3",
+  "version": "1.0.4",
   "authors": [
     "The Polymer Project Authors (https://polymer.github.io/AUTHORS.txt)"
   ],
@@ -30,6 +30,7 @@
   "devDependencies": {
     "webcomponentsjs": "webcomponents/webcomponentsjs#^0.7.0",
     "iron-component-page": "PolymerElements/iron-component-page#^1.0.0",
-    "paper-styles": "PolymerElements/paper-styles#^1.0.0"
+    "paper-styles": "PolymerElements/paper-styles#^1.0.0",
+    "web-component-tester": "^4.0.0"
   }
 }
diff --git a/dashboard-ui/bower_components/prism-element/prism-highlighter.html b/dashboard-ui/bower_components/prism-element/prism-highlighter.html
index c81d48272e..f18e306b59 100644
--- a/dashboard-ui/bower_components/prism-element/prism-highlighter.html
+++ b/dashboard-ui/bower_components/prism-element/prism-highlighter.html
@@ -77,15 +77,18 @@ This flow is supported by [`<marked-element>`](https://github.com/PolymerElement
         return code.match(/^\s*</) ? Prism.languages.markup : Prism.languages.javascript;
       }
 
-      if (lang === 'js' || lang.substr(0, 2) === 'es') {
-        return Prism.languages.javascript;
-      } else if (lang === 'css') {
-        return Prism.languages.css;
-      } else if (lang === 'c') {
-        return Prism.languages.clike;
-      } else {
-        // The assumption is that you're mostly documenting HTML when in HTML.
-        return Prism.languages.markup;
+      if (Prism.languages[lang]) {
+        return Prism.languages[lang];
+      }
+      switch (lang.substr(0, 2)) {
+        case 'js':
+        case 'es':
+          return Prism.languages.javascript;
+        case 'c':
+          return Prism.languages.clike;
+        default:
+          // The assumption is that you're mostly documenting HTML when in HTML.
+          return Prism.languages.markup;
       }
     },