diff --git a/src/EditorFactory.js b/src/EditorFactory.js
index 3f53582cf43..d1a72a0645f 100644
--- a/src/EditorFactory.js
+++ b/src/EditorFactory.js
@@ -13,8 +13,6 @@ import hljs from 'highlight.js/lib/core'
 
 import { logger } from './helpers/logger.js'
 import { FocusTrap, Mention, PlainText, RichText } from './extensions/index.js'
-// eslint-disable-next-line import/no-named-as-default
-import CodeBlockLowlight from '@tiptap/extension-code-block-lowlight'
 
 const lowlight = createLowlight()
 
@@ -65,11 +63,10 @@ const createPlainEditor = ({ language, extensions = [] } = {}) => {
 	return new Editor({
 		editorProps,
 		extensions: [
-			PlainText,
-			CodeBlockLowlight.configure({
+			PlainText.configure({
+				// Options to be passed through to `CodeBlockPlainText`
 				lowlight,
 				defaultLanguage: language,
-				exitOnTripleEnter: false,
 			}),
 			FocusTrap,
 			...extensions,
diff --git a/src/extensions/PlainText.js b/src/extensions/PlainText.js
index bc8ab3eacee..6852394f981 100644
--- a/src/extensions/PlainText.js
+++ b/src/extensions/PlainText.js
@@ -14,7 +14,24 @@ import Text from '@tiptap/extension-text'
 export default Extension.create({
 	name: 'PlainText',
 
+	addOptions() {
+		return {
+			...this.parent?.(),
+			lowlight: undefined,
+			defaultLanguage: undefined,
+		}
+	},
+
 	addExtensions() {
-		return [CodeBlockPlainText, Keymap, PlainTextDocument, Text]
+		return [
+			CodeBlockPlainText.configure({
+				lowlight: this.options.lowlight,
+				defaultLanguage: this.options.defaultLanguage,
+				exitOnTripleEnter: false,
+			}),
+			Keymap,
+			PlainTextDocument,
+			Text,
+		]
 	},
 })