diff --git a/addons/account/account.py b/addons/account/account.py
index 9ae6edcba38..22f2b3bda9c 100644
--- a/addons/account/account.py
+++ b/addons/account/account.py
@@ -1083,7 +1083,7 @@ class account_journal_period(osv.osv):
         'journal_id': fields.many2one('account.journal', 'Journal', required=True, ondelete="cascade"),
         'period_id': fields.many2one('account.period', 'Period', required=True, ondelete="cascade"),
         'icon': fields.function(_icon_get, string='Icon', type='char', size=32),
-        'active': fields.boolean('Active', required=True, help="If the active field is set to False, it will allow you to hide the journal period without removing it."),
+        'active': fields.boolean('Active', help="If the active field is set to False, it will allow you to hide the journal period without removing it."),
         'state': fields.selection([('draft','Draft'), ('printed','Printed'), ('done','Done')], 'Status', required=True, readonly=True,
                                   help='When journal period is created. The status is \'Draft\'. If a report is printed it comes to \'Printed\' status. When all transactions are done, it comes in \'Done\' status.'),
         'fiscalyear_id': fields.related('period_id', 'fiscalyear_id', string='Fiscal Year', type='many2one', relation='account.fiscalyear'),
diff --git a/addons/document/document_directory.py b/addons/document/document_directory.py
index ec51d9bcc6c..58492b87222 100644
--- a/addons/document/document_directory.py
+++ b/addons/document/document_directory.py
@@ -53,7 +53,7 @@ class document_directory(osv.osv):
         'ressource_type_id': fields.many2one('ir.model', 'Resource model', change_default=True,
             help="Select an object here and there will be one folder per record of that resource."),
         'resource_field': fields.many2one('ir.model.fields', 'Name field', help='Field to be used as name on resource directories. If empty, the "name" will be used.'),
-        'resource_find_all': fields.boolean('Find all resources', required=True,
+        'resource_find_all': fields.boolean('Find all resources',
                 help="If true, all attachments that match this resource will " \
                     " be located. If false, only ones that have this as parent." ),
         'ressource_parent_type_id': fields.many2one('ir.model', 'Parent Model', change_default=True,
diff --git a/addons/document/document_storage.py b/addons/document/document_storage.py
index 21cb4f9dcf4..a4b37b126b2 100644
--- a/addons/document/document_storage.py
+++ b/addons/document/document_storage.py
@@ -349,7 +349,7 @@ class document_storage(osv.osv):
         'type': fields.selection([('db', 'Database'), ('filestore', 'Internal File storage'),
                 ('realstore','External file storage'),], 'Type', required=True),
         'path': fields.char('Path', size=250, select=1, help="For file storage, the root path of the storage"),
-        'online': fields.boolean('Online', help="If not checked, media is currently offline and its contents not available", required=True),
+        'online': fields.boolean('Online', help="If not checked, media is currently offline and its contents not available"),
         'readonly': fields.boolean('Read Only', help="If set, media is for reading only"),
     }