diff --git a/src/controllers/webhook.controller.ts b/src/controllers/webhook.controller.ts
index d4931e5..e726263 100644
--- a/src/controllers/webhook.controller.ts
+++ b/src/controllers/webhook.controller.ts
@@ -37,6 +37,8 @@ export const handleTinyOrderUpdate = async (req: Request, res: Response): Promis
     let fullOrderDetails: any = null;
 
     let statusProcessamento = "";
+    let whatsappVendedor = "";
+
     if (tinyApiToken) {
         try {
             console.log(`Fetching full details for Order ID: ${orderId} from Tiny API...`);
@@ -53,6 +55,26 @@ export const handleTinyOrderUpdate = async (req: Request, res: Response): Promis
                 fullOrderDetails = apiResponse.data.retorno.pedido;
                 statusProcessamento = apiResponse.data.retorno.status_processamento || "";
                 console.log(`Successfully fetched order details! Found phone: ${fullOrderDetails.cliente?.celular || fullOrderDetails.cliente?.fone || 'None'}`);
+
+                // OPTION B: Fetch Vendor's WhatsApp
+                const idVendedor = fullOrderDetails.id_vendedor;
+                if (idVendedor && idVendedor !== "0") {
+                    console.log(`Fetching seller details for Seller ID: ${idVendedor}...`);
+                    const vendorParams = new URLSearchParams();
+                    vendorParams.append('token', tinyApiToken);
+                    vendorParams.append('id', idVendedor);
+                    vendorParams.append('formato', 'JSON');
+
+                    const vendorResponse = await axios.post('https://api.tiny.com.br/api2/contato.obter.php', vendorParams, {
+                        headers: { 'Content-Type': 'application/x-www-form-urlencoded' }
+                    });
+
+                    if (vendorResponse.data?.retorno?.status === 'OK') {
+                        const contato = vendorResponse.data.retorno.contato;
+                        whatsappVendedor = contato?.celular || contato?.fone || "";
+                        console.log(`Successfully fetched seller WhatsApp: ${whatsappVendedor || 'None'}`);
+                    }
+                }
             } else {
                 console.error('Tiny API returned an error:', apiResponse.data?.retorno?.erros || 'Unknown error');
             }
@@ -74,7 +96,7 @@ export const handleTinyOrderUpdate = async (req: Request, res: Response): Promis
         valor: parseFloat(fullOrderDetails?.total_pedido || fullOrderDetails?.valor_total || "0"),
         id_vendedor: fullOrderDetails?.id_vendedor || "",
         nome_vendedor: fullOrderDetails?.nome_vendedor || "",
-        whatsapp_vendedor: "", // Tiny doesn't expose this natively on the order API
+        whatsapp_vendedor: whatsappVendedor,
         situacao: fullOrderDetails?.situacao || payload.dados?.descricaoSituacao || "",
         fone: fullOrderDetails?.cliente?.celular || fullOrderDetails?.cliente?.telefone || fullOrderDetails?.cliente?.fone || "",
         email: fullOrderDetails?.cliente?.email || "",