diff --git a/extensions/telegram/src/bot-message-context.session.ts b/extensions/telegram/src/bot-message-context.session.ts
index 6cf041b643b..58c1791ed9b 100644
--- a/extensions/telegram/src/bot-message-context.session.ts
+++ b/extensions/telegram/src/bot-message-context.session.ts
@@ -442,7 +442,7 @@ export async function buildTelegramInboundContextPayload(params: {
   });
 
   if (visibleReplyTarget && shouldLogVerbose()) {
-    const preview = visibleReplyTarget.body.replace(/\s+/g, " ").slice(0, 120);
+    const preview = (visibleReplyTarget.body ?? "").replace(/\s+/g, " ").slice(0, 120);
     logVerbose(
       `telegram reply-context: replyToId=${visibleReplyTarget.id} replyToSender=${visibleReplyTarget.sender} replyToBody="${preview}"`,
     );