diff --git a/components/Meta.js b/components/Meta.js
index b458621..5acda23 100644
--- a/components/Meta.js
+++ b/components/Meta.js
@@ -42,7 +42,7 @@ export default () => (
           rel="stylesheet"
           href={
             theme.link ||
-            `//cdnjs.cloudflare.com/ajax/libs/codemirror/5.30.0/theme/${theme.id}.min.css`
+            `//cdnjs.cloudflare.com/ajax/libs/codemirror/5.34.0/theme/${theme.id}.min.css`
           }
         />
       ))}
diff --git a/lib/constants.js b/lib/constants.js
index 08740a3..6cfcde6 100644
--- a/lib/constants.js
+++ b/lib/constants.js
@@ -51,6 +51,10 @@ export const THEMES = [
     id: 'monokai',
     name: 'Monokai'
   },
+  {
+    id: 'oceanic-next',
+    name: 'Oceanic Next'
+  },
   {
     id: 'panda-syntax',
     name: 'Panda'