diff --git a/gluon/dal.py b/gluon/dal.py
index f8c2a764..ed5dde5b 100644
--- a/gluon/dal.py
+++ b/gluon/dal.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python
 # -*- coding: utf-8 -*-
 
 """
@@ -10,7 +9,7 @@ Takes care of adapting pyDAL to web2py's needs
 -----------------------------------------------
 """
 
-from pydal import DAL as DAL
+from pydal import DAL
 from pydal import Field
 from pydal.objects import Row, Rows, Table, Query, Set, Expression
 from pydal import SQLCustomType, geoPoint, geoLine, geoPolygon
@@ -21,99 +20,7 @@ from gluon import sqlhtml
 from pydal.drivers import DRIVERS
 
 
-def _default_validators(db, field):
-    """
-    Field type validation, using web2py's validators mechanism.
-
-    makes sure the content of a field is in line with the declared
-    fieldtype
-    """
-    from gluon import validators
-    field_type, field_length = field.type, field.length
-    requires = []
-
-    if isinstance(field.options, list) and field.requires:
-        requires = validators.IS_IN_SET(field.options, multiple=field_type.startswith('list:'))
-    elif field.regex and not field.requires:
-        requires.append(validators.IS_REGEX(regex))
-    elif field_type in (('string', 'text', 'password')):
-        requires.append(validators.IS_LENGTH(field_length))
-    elif field_type == 'json':
-        requires.append(validators.IS_EMPTY_OR(validators.IS_JSON()))
-    elif field_type == 'double' or field_type == 'float':
-        requires.append(validators.IS_FLOAT_IN_RANGE(-1e100, 1e100))
-    elif field_type == 'integer':
-        requires.append(validators.IS_INT_IN_RANGE(-2**31, 2**31))
-    elif field_type == 'bigint':
-        requires.append(validators.IS_INT_IN_RANGE(-2**63, 2**63))
-    elif field_type.startswith('decimal'):
-        requires.append(validators.IS_DECIMAL_IN_RANGE(-10**10, 10**10))
-    elif field_type == 'date':
-        requires.append(validators.IS_DATE())
-    elif field_type == 'time':
-        requires.append(validators.IS_TIME())
-    elif field_type == 'datetime':
-        requires.append(validators.IS_DATETIME())
-    elif db and field_type.startswith('reference'):
-        if field_type.find('.') < 0 and field_type[10:] in db.tables:
-            referenced = db[field_type[10:]]
-            if hasattr(referenced, '_format') and referenced._format:
-                requires = validators.IS_IN_DB(db, referenced._id,referenced._format)
-            else:
-                requires = validators.IS_IN_DB(db, referenced._id)
-        elif field_type.find('.') > 0 and field_type[10:].split('.')[0] in db.tables:
-            table_field = field_type[10:].split('.')
-            table_name=table_field[0]
-            field_name=table_field[1]
-            referenced = db[table_name]
-            if hasattr(referenced, '_format') and referenced._format:
-                requires = validators.IS_IN_DB(db, referenced[field_name],referenced._format)
-            else:
-                requires = validators.IS_IN_DB(db, referenced[field_name])
-        if field.unique:
-            requires._and = validators.IS_NOT_IN_DB(db, field)
-        if not field.notnull:
-            requires = validators.IS_EMPTY_OR(requires)
-        return requires
-    elif db and field_type.startswith('list:reference'):
-        if field_type.find('.') < 0 and field_type[15:] in db.tables:
-            referenced = db[field_type[15:]]
-            if hasattr(referenced, '_format') and referenced._format:
-                requires = validators.IS_IN_DB(db, referenced._id,
-                                               referenced._format, multiple=True)
-            else:
-                requires = validators.IS_IN_DB(db, referenced._id,
-                                               multiple=True)
-        elif field_type.find('.') > 0 and field_type[15:].split('.')[0] in db.tables:
-            table_field = field_type[15:].split('.')
-            table_name=table_field[0]
-            field_name=table_field[1]
-            referenced = db[table_name]
-            if hasattr(referenced, '_format') and referenced._format:
-                requires = validators.IS_IN_DB(db, referenced[field_name],
-                                               referenced._format, multiple=True)
-            else:
-                requires = validators.IS_IN_DB(db, referenced[field_name],
-                                               multiple=True)
-        if field.unique:
-            requires._and = validators.IS_NOT_IN_DB(db, field)
-        if not field.notnull:
-            requires = validators.IS_EMPTY_OR(requires)
-        return requires
-    # does not get here for reference and list:reference
-    if isinstance(requires, list):
-        if field.unique:
-            requires.insert(0, validators.IS_NOT_IN_DB(db, field))
-        excluded_fields = ['string', 'upload', 'text', 'password', 'boolean']
-        if (field.notnull or field.unique) and field_type not in excluded_fields:
-            requires.insert(0, validators.IS_NOT_EMPTY())
-        elif not field.notnull and not field.unique and requires:
-            null = null='' if field.type in ('string', 'text', 'password') else None
-            requires[0] = validators.IS_EMPTY_OR(requires[0], null=null)
-    return requires
-
 DAL.serializers = {'json': custom_json, 'xml': xml}
-DAL.validators_method = _default_validators
 DAL.uuid = lambda x: web2py_uuid()
 DAL.representers = {
     'rows_render': sqlhtml.represent,
diff --git a/gluon/packages/dal b/gluon/packages/dal
index f2b6afd6..128c05f0 160000
--- a/gluon/packages/dal
+++ b/gluon/packages/dal
@@ -1 +1 @@
-Subproject commit f2b6afd6d321d586fa6df019460ce400d6b6f45d
+Subproject commit 128c05f0cf86b07676794f3840ca5a6fa90e0474