diff --git a/src/worker/worker.service.ts b/src/worker/worker.service.ts
index 5fac2bb..7a248d9 100644
--- a/src/worker/worker.service.ts
+++ b/src/worker/worker.service.ts
@@ -25,6 +25,7 @@ export class WorkerService implements OnModuleInit, OnModuleDestroy {
   private readonly openwaUrl: string;
   private readonly openwaApiKey: string;
   private readonly intervalMs: number;
+  private readonly serverUrl: string;
 
   // Cache de sesiones OpenWA
   private sesionesCache: { id: string; name: string; phone: string }[] = [];
@@ -40,6 +41,7 @@ export class WorkerService implements OnModuleInit, OnModuleDestroy {
     this.openwaUrl = this.config.get('OPENWA_URL') || 'http://localhost:2785';
     this.openwaApiKey = this.config.get('OPENWA_API_KEY') || '';
     this.intervalMs = Number(this.config.get('WORKER_INTERVAL')) || 30000;
+    this.serverUrl = this.config.get('SERVER_URL') || 'http://localhost:3000';
   }
 
   onModuleInit() {
@@ -164,7 +166,7 @@ export class WorkerService implements OnModuleInit, OnModuleDestroy {
             this.logger.log(`[${this.timestamp()}] 📷✉️ Mensaje 1 (QR + imagen) enviado INMEDIATO`);
           } catch {
             this.logger.warn(`[${this.timestamp()}] ⚠️ Error enviando imagen, usando fallback con link`);
-            const fullUrl = urlQR.startsWith('http') ? urlQR : `${this.apiUrl.replace('/v1', '')}${urlQR}`;
+            const fullUrl = urlQR.startsWith('http') ? urlQR : `${this.serverUrl}${urlQR}`;
             const textoConQR = `${texto1}\n\n🔗 *Ver QR:* ${fullUrl}`;
             await this.enviarTexto(sessionId, chatId, textoConQR);
             this.logger.log(`[${this.timestamp()}] ✉️ Mensaje 1 (QR como link) enviado INMEDIATO`);