diff --git a/core/src/main/resources/org/springframework/security/messages_es_ES.properties b/core/src/main/resources/org/springframework/security/messages_es_ES.properties
index 484f53094a..e9c6c9c5f5 100644
--- a/core/src/main/resources/org/springframework/security/messages_es_ES.properties
+++ b/core/src/main/resources/org/springframework/security/messages_es_ES.properties
@@ -32,7 +32,7 @@ ExceptionTranslationFilter.insufficientAuthentication=Para acceder a este recurs
 JdbcDaoImpl.noAuthority=Usuario {0} no tiene GrantedAuthority
 JdbcDaoImpl.notFound=Usuario {0} no encontrado
 LdapAuthenticationProvider.badCredentials=Credenciales err\u00F3neas
-#LdapAuthenticationProvider.badLdapConnection=Connection to LDAP server failed
+LdapAuthenticationProvider.badLdapConnection=Fall\u00F3 la conexi\u00F3n al servidor LDAP
 LdapAuthenticationProvider.credentialsExpired=Las credenciales del usuario han expirado
 LdapAuthenticationProvider.disabled=El usuario est\u00E1 deshabilitado
 LdapAuthenticationProvider.expired=La cuenta del usuario ha expirado