diff --git a/diagnostic-typst.js b/diagnostic-typst.js
index 73f5a83af6..02409b55bb 100644
--- a/diagnostic-typst.js
+++ b/diagnostic-typst.js
@@ -4,10 +4,10 @@
  * while a Typst file is open in the editor.
  */
 
-// 1. Find the active CodeMirror editor view
+// 1. Find the active CodeMirror editor view (try several accessor patterns)
 const view = [...document.querySelectorAll('.cm-editor')]
-  .map(el => el.cmView?.view)
-  .find(Boolean)
+  .map(el => el.cmView?.view ?? el.cmView ?? el['__cm'])
+  .find(v => v?.state?.doc)
 
 if (!view) {
   console.error('No CodeMirror view found — make sure a file is open in the editor')