1 files changed, 1 insertions, 18 deletions
diff --git a/app/assets/javascripts/notebook/lib/highlight.js b/app/assets/javascripts/notebook/lib/highlight.js
index 74ade6d2edf..313aeecbd51 100644
--- a/app/assets/javascripts/notebook/lib/highlight.js
+++ b/app/assets/javascripts/notebook/lib/highlight.js
@@ -1,22 +1,5 @@
 import Prism from 'prismjs';
 import 'prismjs/components/prism-python';
-import 'prismjs/plugins/custom-class/prism-custom-class';
-
-Prism.plugins.customClass.map({
-  comment: 'c',
-  error: 'err',
-  operator: 'o',
-  constant: 'kc',
-  namespace: 'kn',
-  keyword: 'k',
-  string: 's',
-  number: 'm',
-  'attr-name': 'na',
-  builtin: 'nb',
-  entity: 'ni',
-  function: 'nf',
-  tag: 'nt',
-  variable: 'nv',
-});
+import 'prismjs/themes/prism.css';
 
 export default Prism;