diff --git a/requirements.txt b/requirements.txt
index 2af8586..1ce2fc5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@
 netaddr>=0.7.12
 python-ceilometerclient>=1.0.6
 python-glanceclient>=0.15.0
-python-keystoneclient>=0.11.1
+python-keystoneclient>=1.0.0
 python-novaclient>=2.18.0
 python-neutronclient>=2.3.6,<3
 python-cinderclient>=1.1.0
@@ -25,4 +25,4 @@
 iso8601>=0.1.9
 fixtures>=0.3.14
 testscenarios>=0.4
-tempest-lib
+tempest-lib>=0.1.0
diff --git a/tempest/api/compute/base.py b/tempest/api/compute/base.py
index 6b6c8e7..c245eb4 100644
--- a/tempest/api/compute/base.py
+++ b/tempest/api/compute/base.py
@@ -174,7 +174,7 @@
         LOG.debug('Clearing server groups: %s', ','.join(cls.server_groups))
         for server_group_id in cls.server_groups:
             try:
-                cls.client.delete_server_group(server_group_id)
+                cls.servers_client.delete_server_group(server_group_id)
             except exceptions.NotFound:
                 # The server-group may have already been deleted which is OK.
                 pass
diff --git a/tempest/clients.py b/tempest/clients.py
index 7679b4b..e362ac0 100644
--- a/tempest/clients.py
+++ b/tempest/clients.py
@@ -142,6 +142,14 @@
         'trace_requests': CONF.debug.trace_requests
     }
 
+    # NOTE: Tempest uses timeout values of compute API if project specific
+    # timeout values don't exist.
+    default_params_with_timeout_values = {
+        'build_interval': CONF.compute.build_interval,
+        'build_timeout': CONF.compute.build_timeout
+    }
+    default_params_with_timeout_values.update(default_params)
+
     def __init__(self, credentials=None, interface='json', service=None):
         # Set interface and client type first
         self.interface = interface
@@ -162,9 +170,15 @@
             build_timeout=CONF.network.build_timeout,
             **self.default_params)
         self.database_flavors_client = DatabaseFlavorsClientJSON(
-            self.auth_provider)
+            self.auth_provider,
+            CONF.database.catalog_type,
+            CONF.identity.region,
+            **self.default_params_with_timeout_values)
         self.database_versions_client = DatabaseVersionsClientJSON(
-            self.auth_provider)
+            self.auth_provider,
+            CONF.database.catalog_type,
+            CONF.identity.region,
+            **self.default_params_with_timeout_values)
         self.messaging_client = MessagingClientJSON(self.auth_provider)
         if CONF.service_available.ceilometer:
             self.telemetry_client = TelemetryClientJSON(
diff --git a/tempest/services/database/json/flavors_client.py b/tempest/services/database/json/flavors_client.py
index 9a27443..dfb2eb3 100644
--- a/tempest/services/database/json/flavors_client.py
+++ b/tempest/services/database/json/flavors_client.py
@@ -16,19 +16,10 @@
 import urllib
 
 from tempest.common import service_client
-from tempest import config
-
-CONF = config.CONF
 
 
 class DatabaseFlavorsClientJSON(service_client.ServiceClient):
 
-    def __init__(self, auth_provider):
-        super(DatabaseFlavorsClientJSON, self).__init__(
-            auth_provider,
-            CONF.database.catalog_type,
-            CONF.identity.region)
-
     def list_db_flavors(self, params=None):
         url = 'flavors'
         if params:
diff --git a/tempest/services/database/json/versions_client.py b/tempest/services/database/json/versions_client.py
index f5c5217..c3388bb 100644
--- a/tempest/services/database/json/versions_client.py
+++ b/tempest/services/database/json/versions_client.py
@@ -16,18 +16,23 @@
 import urllib
 
 from tempest.common import service_client
-from tempest import config
-
-CONF = config.CONF
 
 
 class DatabaseVersionsClientJSON(service_client.ServiceClient):
 
-    def __init__(self, auth_provider):
+    def __init__(self, auth_provider, service, region,
+                 endpoint_type=None, build_interval=None, build_timeout=None,
+                 disable_ssl_certificate_validation=None, ca_certs=None,
+                 trace_requests=None):
+        dscv = disable_ssl_certificate_validation
         super(DatabaseVersionsClientJSON, self).__init__(
-            auth_provider,
-            CONF.database.catalog_type,
-            CONF.identity.region)
+            auth_provider, service, region,
+            endpoint_type=endpoint_type,
+            build_interval=build_interval,
+            build_timeout=build_timeout,
+            disable_ssl_certificate_validation=dscv,
+            ca_certs=ca_certs,
+            trace_requests=trace_requests)
         self.skip_path()
 
     def list_db_versions(self, params=None):