diff --git a/resources/public/codemirror.html b/resources/public/codemirror.html
index 820db65..0709699 100644
--- a/resources/public/codemirror.html
+++ b/resources/public/codemirror.html
@@ -24,6 +24,7 @@
           "@lezer/lr": "https://cdn.jsdelivr.net/npm/@lezer/lr/dist/index.js",
           "@lezer/common": "https://cdn.jsdelivr.net/npm/@lezer/common/dist/index.js",
           "@codemirror/language": "https://cdn.jsdelivr.net/npm/@codemirror/language/dist/index.js",
+          "@marijn/find-cluster-break": "https://cdn.jsdelivr.net/npm/@marijn/find-cluster-break",
           "@codemirror/state": "https://cdn.jsdelivr.net/npm/@codemirror/state/dist/index.js",
           "@codemirror/view": "https://cdn.jsdelivr.net/npm/@codemirror/view/dist/index.js",
           "style-mod": "https://cdn.jsdelivr.net/npm/style-mod/src/style-mod.js",