diff --git a/rsconcept/frontend/src/features/rsform/components/rs-input/text-editing.ts b/rsconcept/frontend/src/features/rsform/components/rs-input/text-editing.ts
index 20f34be9..26d6ede1 100644
--- a/rsconcept/frontend/src/features/rsform/components/rs-input/text-editing.ts
+++ b/rsconcept/frontend/src/features/rsform/components/rs-input/text-editing.ts
@@ -290,7 +290,7 @@ export class RSTextWrapper extends CodeMirrorWrapper {
     if (!text.startsWith('ℬ') || !text.endsWith(')')) {
       return false;
     }
-    const openParenIndex = text.indexOf('(', 1); // start after 'ℬ'
+    const openParenIndex = text.indexOf('(', 1);
     if (openParenIndex === -1) {
       return false;
     }