diff --git a/convex/tickets.ts b/convex/tickets.ts
index a76ceed..9041558 100644
--- a/convex/tickets.ts
+++ b/convex/tickets.ts
@@ -3082,10 +3082,13 @@ export const listChatMessages = query({
     const chatEnabled = Boolean(ticketDoc.chatEnabled)
     const withinWindow = isWithinReopenWindow(ticketDoc, now)
     const canPost = chatEnabled && (status !== "RESOLVED" || withinWindow)
+    // Busca as 50 mensagens mais recentes (desc) e reverte para ordem cronológica
     const messages = await ctx.db
       .query("ticketChatMessages")
       .withIndex("by_ticket_created", (q) => q.eq("ticketId", ticketId))
+      .order("desc")
       .take(50)
+      .then((msgs) => msgs.reverse())
 
     // Verificar maquina e sessao de chat ao vivo
     let liveChat: {