diff --git a/public/scripts/extensions/quick-reply/src/QuickReply.js b/public/scripts/extensions/quick-reply/src/QuickReply.js
index 5396efbf0..e9a65e3ac 100644
--- a/public/scripts/extensions/quick-reply/src/QuickReply.js
+++ b/public/scripts/extensions/quick-reply/src/QuickReply.js
@@ -620,7 +620,7 @@ export class QuickReply {
             this.clone.style.visibility = 'hidden';
             const mo = new MutationObserver(muts=>{
                 if (muts.find(it=>[...it.removedNodes].includes(this.editorMessage) || [...it.removedNodes].find(n=>n.contains(this.editorMessage)))) {
-                    this.clone.remove();
+                    this.clone?.remove();
                     this.clone = null;
                 }
             });