diff --git a/client/components/MessageList.vue b/client/components/MessageList.vue
index 1c5ce9b5..07791e03 100644
--- a/client/components/MessageList.vue
+++ b/client/components/MessageList.vue
@@ -275,7 +275,7 @@ export default defineComponent({
 		};
 
 		const isPreviousSource = (currentMessage: ClientMessage | Msg, id: number) => {
-			const previousMessage = condensedMessages[id - 1];
+			const previousMessage = condensedMessages.value[id - 1];
 			return !!(
 				previousMessage &&
 				currentMessage.type === "message" &&