diff --git a/mistral/db/sqlalchemy/model_base.py b/mistral/db/sqlalchemy/model_base.py
index cb37ab1f9..0f32c6bbc 100644
--- a/mistral/db/sqlalchemy/model_base.py
+++ b/mistral/db/sqlalchemy/model_base.py
@@ -23,7 +23,7 @@ from sqlalchemy import event
 from sqlalchemy.ext import declarative
 from sqlalchemy.orm import attributes
 
-from mistral.db import v2 as db_base
+from mistral.services import security
 
 
 def _generate_unicode_uuid():
@@ -90,11 +90,11 @@ class MistralSecureModelBase(MistralModelBase):
     __abstract__ = True
 
     scope = sa.Column(sa.String(80), default='private')
-    project_id = sa.Column(sa.String(80), default=db_base.get_project_id)
+    project_id = sa.Column(sa.String(80), default=security.get_project_id)
 
 
 def _set_project_id(target, value, oldvalue, initiator):
-    return db_base.get_project_id()
+    return security.get_project_id()
 
 
 def register_secure_model_hooks():
diff --git a/mistral/db/v2/__init__.py b/mistral/db/v2/__init__.py
index 691a8c4fe..e69de29bb 100644
--- a/mistral/db/v2/__init__.py
+++ b/mistral/db/v2/__init__.py
@@ -1,32 +0,0 @@
-# Copyright 2014 - Mirantis, Inc.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-#    you may not use this file except in compliance with the License.
-#    You may obtain a copy of the License at
-#
-#        http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS,
-#    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#    See the License for the specific language governing permissions and
-#    limitations under the License.
-
-from oslo.config import cfg
-
-from mistral import context as auth_context
-
-
-# Make sure to import 'auth_enable' option before using it.
-cfg.CONF.import_opt('auth_enable', 'mistral.config', group='pecan')
-
-
-CONF = cfg.CONF
-DEFAULT_PROJECT_ID = "<default-project>"
-
-
-def get_project_id():
-    if CONF.pecan.auth_enable and auth_context.has_ctx():
-        return auth_context.ctx().project_id
-    else:
-        return DEFAULT_PROJECT_ID
diff --git a/mistral/db/v2/sqlalchemy/api.py b/mistral/db/v2/sqlalchemy/api.py
index 909b9c482..c352130dc 100644
--- a/mistral/db/v2/sqlalchemy/api.py
+++ b/mistral/db/v2/sqlalchemy/api.py
@@ -21,11 +21,10 @@ from oslo.db import exception as db_exc
 import sqlalchemy as sa
 
 from mistral.db.sqlalchemy import base as b
-from mistral.db import v2 as db_base
 from mistral.db.v2.sqlalchemy import models
 from mistral import exceptions as exc
 from mistral.openstack.common import log as logging
-
+from mistral.services import security
 
 CONF = cfg.CONF
 LOG = logging.getLogger(__name__)
@@ -94,7 +93,7 @@ def _get_collection_sorted_by_name(model, **kwargs):
     query = b.model_query(model)
 
     proj = query.filter_by(
-        project_id=db_base.get_project_id(),
+        project_id=security.get_project_id(),
         **kwargs
     )
     public = query.filter_by(scope='public', **kwargs)
@@ -106,7 +105,7 @@ def _get_collection_sorted_by_time(model, **kwargs):
     query = b.model_query(model)
 
     return query.filter_by(
-        project_id=db_base.get_project_id(),
+        project_id=security.get_project_id(),
         **kwargs
     ).order_by(model.created_at).all()
 
@@ -114,7 +113,7 @@ def _get_collection_sorted_by_time(model, **kwargs):
 def _get_db_object_by_name(model, name):
     query = b.model_query(model)
 
-    private = query.filter_by(name=name, project_id=db_base.get_project_id())
+    private = query.filter_by(name=name, project_id=security.get_project_id())
     public = query.filter_by(name=name, scope='public')
 
     return private.union(public).first()
@@ -123,7 +122,7 @@ def _get_db_object_by_name(model, name):
 def _get_db_object_by_id(model, id):
     query = b.model_query(model)
 
-    return query.filter_by(id=id, project_id=db_base.get_project_id()).first()
+    return query.filter_by(id=id, project_id=security.get_project_id()).first()
 
 
 # Workbooks.
diff --git a/mistral/engine1/default_engine.py b/mistral/engine1/default_engine.py
index 03908ef9d..15544eb12 100644
--- a/mistral/engine1/default_engine.py
+++ b/mistral/engine1/default_engine.py
@@ -16,7 +16,6 @@
 import copy
 from oslo.config import cfg
 
-from mistral.db import v2 as db_base
 from mistral.db.v2 import api as db_api
 from mistral.engine1 import base
 from mistral.engine1 import commands
@@ -194,7 +193,6 @@ class DefaultEngine(base.Engine):
             'output': {},
             'context': copy.copy(wf_input) or {},
             'parent_task_id': params.get('parent_task_id'),
-            'project_id': db_base.get_project_id()
         })
 
         data_flow.add_openstack_data_to_context(wf_db, exec_db.context)
diff --git a/mistral/services/actions.py b/mistral/services/actions.py
index 1b3858816..8850209e0 100644
--- a/mistral/services/actions.py
+++ b/mistral/services/actions.py
@@ -1,4 +1,4 @@
-# Copyright 2013 - Mirantis, Inc.
+# Copyright 2015 - Mirantis, Inc.
 #
 #    Licensed under the Apache License, Version 2.0 (the "License");
 #    you may not use this file except in compliance with the License.
@@ -14,7 +14,6 @@
 
 from mistral.db.v2 import api as db_api
 from mistral import exceptions as exc
-from mistral.services import security
 from mistral.workbook import parser as spec_parser
 
 
@@ -80,6 +79,4 @@ def _get_action_values(action_spec, definition, scope):
         'scope': scope
     }
 
-    security.add_project_id(values, scope)
-
     return values
diff --git a/mistral/services/security.py b/mistral/services/security.py
index e6ed045d8..04b5c8c79 100644
--- a/mistral/services/security.py
+++ b/mistral/services/security.py
@@ -16,17 +16,31 @@
 
 from oslo.config import cfg
 
-from mistral import context
+from mistral import context as auth_ctx
 from mistral.utils.openstack import keystone
 
 
 CONF = cfg.CONF
 
+# Make sure to import 'auth_enable' option before using it.
+# TODO(rakhmerov): Try to find a better solution.
+CONF.import_opt('auth_enable', 'mistral.config', group='pecan')
+
+
+DEFAULT_PROJECT_ID = "<default-project>"
+
+
+def get_project_id():
+    if CONF.pecan.auth_enable and auth_ctx.has_ctx():
+        return auth_ctx.ctx().project_id
+    else:
+        return DEFAULT_PROJECT_ID
+
 
 def create_trust():
     client = keystone.client()
 
-    ctx = context.ctx()
+    ctx = auth_ctx.ctx()
 
     trustee_id = keystone.client_for_admin(
         CONF.keystone_authtoken.admin_tenant_name).user_id
@@ -53,13 +67,13 @@ def create_context(trust_id, project_id):
     if CONF.pecan.auth_enable:
         client = keystone.client_for_trusts(trust_id)
 
-        return context.MistralContext(
+        return auth_ctx.MistralContext(
             user_id=client.user_id,
             project_id=project_id,
             auth_token=client.auth_token
         )
 
-    return context.MistralContext(
+    return auth_ctx.MistralContext(
         user_id=None,
         project_id=None,
         auth_token=None,
@@ -75,13 +89,6 @@ def delete_trust(workbook):
     keystone_client.trusts.delete(workbook.trust_id)
 
 
-def add_project_id(secure_object_values, scope='private'):
-    if cfg.CONF.pecan.auth_enable and scope == 'private':
-        secure_object_values.update({
-            'project_id': context.ctx().project_id
-        })
-
-
 def add_trust_id(secure_object_values):
     if cfg.CONF.pecan.auth_enable:
         secure_object_values.update({
diff --git a/mistral/services/triggers.py b/mistral/services/triggers.py
index e4616b5b8..b6fc2b3b0 100644
--- a/mistral/services/triggers.py
+++ b/mistral/services/triggers.py
@@ -17,7 +17,6 @@ import datetime
 
 from mistral.db.v1 import api as db_api_v1
 from mistral.db.v2 import api as db_api_v2
-from mistral.services import security
 from mistral.workbook import parser as spec_parser
 
 
@@ -100,8 +99,6 @@ def create_cron_trigger(name, pattern, workflow_name, workflow_input,
             'scope': 'private'
         }
 
-        security.add_project_id(values)
-
         trig = db_api_v2.create_cron_trigger(values)
 
     return trig
diff --git a/mistral/services/workbooks.py b/mistral/services/workbooks.py
index 1f8373548..4b9f8be6a 100644
--- a/mistral/services/workbooks.py
+++ b/mistral/services/workbooks.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright 2013 - Mirantis, Inc.
+# Copyright 2015 - Mirantis, Inc.
 #
 #    Licensed under the Apache License, Version 2.0 (the "License");
 #    you may not use this file except in compliance with the License.
@@ -22,8 +22,6 @@ from mistral.workbook import parser as spec_parser
 
 
 def create_workbook_v1(values, scope='private'):
-    security.add_project_id(values, scope)
-
     return db_api_v1.workbook_create(values)
 
 
@@ -115,6 +113,4 @@ def _get_workbook_values(wb_spec, definition, scope):
         'scope': scope
     }
 
-    security.add_project_id(values, scope)
-
     return values
diff --git a/mistral/services/workflows.py b/mistral/services/workflows.py
index bf37d4892..ee49e103b 100644
--- a/mistral/services/workflows.py
+++ b/mistral/services/workflows.py
@@ -70,7 +70,6 @@ def _get_workflow_values(wf_spec, definition, scope):
         'scope': scope
     }
 
-    security.add_project_id(values, scope)
     security.add_trust_id(values)
 
     return values
diff --git a/mistral/tests/unit/api/v1/controllers/test_workbooks.py b/mistral/tests/unit/api/v1/controllers/test_workbooks.py
index 03d64d1f4..25600c3d2 100644
--- a/mistral/tests/unit/api/v1/controllers/test_workbooks.py
+++ b/mistral/tests/unit/api/v1/controllers/test_workbooks.py
@@ -79,8 +79,6 @@ class TestWorkbooksController(base.FunctionalTest):
 
     @mock.patch.object(db_api, "workbook_create",
                        mock.MagicMock(side_effect=exceptions.DBDuplicateEntry))
-    @mock.patch("mistral.services.security.add_project_id",
-                mock.MagicMock(return_value=None))
     def test_post_dup(self):
         resp = self.app.post_json('/v1/workbooks', WORKBOOKS[0],
                                   expect_errors=True)
diff --git a/mistral/tests/unit/db/v2/test_sqlalchemy_db_api.py b/mistral/tests/unit/db/v2/test_sqlalchemy_db_api.py
index 154c7f9f0..06a50fa68 100644
--- a/mistral/tests/unit/db/v2/test_sqlalchemy_db_api.py
+++ b/mistral/tests/unit/db/v2/test_sqlalchemy_db_api.py
@@ -21,9 +21,9 @@ import datetime
 from oslo.config import cfg
 
 from mistral import context as auth_context
-from mistral.db import v2 as db_base
 from mistral.db.v2.sqlalchemy import api as db_api
 from mistral import exceptions as exc
+from mistral.services import security
 from mistral.tests import base as test_base
 
 
@@ -335,8 +335,8 @@ class WorkflowTest(SQLAlchemyTest):
         fetched0 = db_api.load_workflow(created0.name)
         fetched1 = db_api.load_workflow(created1.name)
 
-        self.assertEqual(db_base.get_project_id(), fetched0.project_id)
-        self.assertEqual(db_base.get_project_id(), fetched1.project_id)
+        self.assertEqual(security.get_project_id(), fetched0.project_id)
+        self.assertEqual(security.get_project_id(), fetched1.project_id)
 
         fetched = db_api.get_workflows()