diff --git a/src/operations/operations.service.ts b/src/operations/operations.service.ts
index 2f7e4c0..43c8669 100644
--- a/src/operations/operations.service.ts
+++ b/src/operations/operations.service.ts
@@ -45,25 +45,31 @@ export class OperationsService {
 
     let newSaldo: number;
     if (transaccion === 'Inscripcion') {
-      newSaldo = await this.personaService.saldo(idPersona);
-      const persona = await this.personaService.findById(idPersona);
-
-      const alumno = await this.alumnoService.findOneById(
-        Number(persona.numeroIdentificar),
-      );
 
       if (!plataforma) {
         throw new NotFoundException('Debe de colocar una plataforma');
       }
 
-      const periodo = await this.periodoService.getLatestPeriodo();
-      const plataform = await this.plataformaService.getByName(plataforma);
+      const [saldoActual, persona, periodo, plataformaData] = await Promise.all(
+        [
+          this.personaService.saldo(idPersona),
+          this.personaService.findById(idPersona),
+          this.periodoService.getLatestPeriodo(),
+          this.plataformaService.getByName(plataforma),
+        ],
+      );
+
+      const alumno = await this.alumnoService.findOneById(
+        Number(persona.numeroIdentificar),
+      );
 
       await this.alumnoInscritoServie.create({
         id_cuenta: alumno.id_cuenta,
         id_periodo: periodo.id_periodo,
-        id_plataforma: plataform.id_plataforma,
+        id_plataforma: plataformaData.id_plataforma,
       });
+
+      newSaldo = saldoActual;
     } else {
       newSaldo = await this.personaService.updateSaldo(idPersona, cantidad);
     }