diff --git a/browser/components/CodeEditor.js b/browser/components/CodeEditor.js
index a6a96a74..28fc9b1f 100644
--- a/browser/components/CodeEditor.js
+++ b/browser/components/CodeEditor.js
@@ -250,7 +250,7 @@ export default class CodeEditor extends React.Component {
 
   render () {
     const { className, fontSize } = this.props
-    let fontFamily = this.props.className
+    let fontFamily = this.props.fontFamily
     fontFamily = _.isString(fontFamily) && fontFamily.length > 0
       ? [fontFamily].concat(defaultEditorFontFamily)
       : defaultEditorFontFamily