diff --git a/frontend/src/i18n/es.json b/frontend/src/i18n/es.json
index 9d0b0b99..2ad3e6fd 100644
--- a/frontend/src/i18n/es.json
+++ b/frontend/src/i18n/es.json
@@ -102,6 +102,7 @@
     "username": "Usuario",
     "usernameTaken": "Nombre usuario no disponible",
     "wrongCredentials": "Usuario y/o contraseña incorrectos",
+    "passwordTooShort": "Password must be at least {min} characters",
     "logout_reasons": {
       "inactivity": "You have been logged out due to inactivity."
     }