diff --git a/src/domain/booking.ts b/src/domain/booking.ts
index d58bac2..f0ecf13 100644
--- a/src/domain/booking.ts
+++ b/src/domain/booking.ts
@@ -7,6 +7,7 @@ export const CLOSING_HOUR = 22; // a las 22:00 se apagan las luces
 export const MAX_HOURS_PER_BOOKING = 3;
 export const BOOKING_WINDOW_DAYS = 14; // se reserva con hasta dos semanas de anticipación
 export const CANCELLATION_NOTICE_HOURS = 3;
+export const TEAM_NAME_MIN_LENGTH = 3;
 export const TEAM_NAME_MAX_LENGTH = 40;
 
 export const BOOKING_STATUSES = ['confirmed', 'cancelled'] as const;
diff --git a/src/http/handlers.ts b/src/http/handlers.ts
index 4f1354a..3df3088 100644
--- a/src/http/handlers.ts
+++ b/src/http/handlers.ts
@@ -2,6 +2,7 @@ import {
   CLOSING_HOUR,
   OPENING_HOUR,
   TEAM_NAME_MAX_LENGTH,
+  TEAM_NAME_MIN_LENGTH,
   checkBookingRules,
   isCancellableAt,
   overlaps,
@@ -178,11 +179,11 @@ function parseBookingRequest(body: unknown): BookingRequest {
     throw new HttpError(400, 'VALIDATION_ERROR', 'Falta el campo date (AAAA-MM-DD).');
   }
   const teamName = typeof fields.teamName === 'string' ? fields.teamName.trim() : '';
-  if (teamName.length === 0 || teamName.length > TEAM_NAME_MAX_LENGTH) {
+  if (teamName.length < TEAM_NAME_MIN_LENGTH || teamName.length > TEAM_NAME_MAX_LENGTH) {
     throw new HttpError(
       400,
       'VALIDATION_ERROR',
-      `El nombre del equipo es obligatorio y tiene como máximo ${TEAM_NAME_MAX_LENGTH} caracteres.`,
+      `El nombre del equipo tiene entre ${TEAM_NAME_MIN_LENGTH} y ${TEAM_NAME_MAX_LENGTH} caracteres.`,
     );
   }
   return { courtId, memberId, date: fields.date, startHour, hours, teamName };
diff --git a/test/nombre-equipo.test.ts b/test/nombre-equipo.test.ts
new file mode 100644
index 0000000..83b38e2
--- /dev/null
+++ b/test/nombre-equipo.test.ts
@@ -0,0 +1,14 @@
+import assert from 'node:assert/strict';
+import { test } from 'node:test';
+import { postJson, startTestServer } from './helpers.ts';
+
+test('un nombre de equipo de 2 caracteres se rechaza y uno de 3 se acepta', async () => {
+  const server = await startTestServer();
+  const request = { courtId: 1, memberId: 1, date: '2026-03-10', startHour: 9 };
+  const short = await postJson(`${server.url}/api/bookings`, { ...request, teamName: 'AB' });
+  assert.equal(short.status, 400);
+  assert.equal(short.body.error.code, 'VALIDATION_ERROR');
+  const ok = await postJson(`${server.url}/api/bookings`, { ...request, teamName: 'ABC' });
+  assert.equal(ok.status, 200);
+  await server.close();
+});