diff --git a/app/lib/methods/updateMessages.ts b/app/lib/methods/updateMessages.ts
index c8f9dc2b0..08df5577b 100644
--- a/app/lib/methods/updateMessages.ts
+++ b/app/lib/methods/updateMessages.ts
@@ -139,6 +139,9 @@ export default async function updateMessages({
 						if (newMessage && !newMessage?.blocks) {
 							newMessage.blocks = null;
 						}
+						if (newMessage && !newMessage?.md) {
+							newMessage.md = undefined;
+						}
 						Object.assign(m, newMessage);
 					})
 				);