diff --git a/monasca_persister/conf/cassandra.py b/monasca_persister/conf/cassandra.py
index 09bbe18a..6b011550 100644
--- a/monasca_persister/conf/cassandra.py
+++ b/monasca_persister/conf/cassandra.py
@@ -16,12 +16,13 @@
 # limitations under the License.
 
 from oslo_config import cfg
+from oslo_config import types
 
 cassandra_opts = [
     cfg.ListOpt('contact_points',
                 help='Comma separated list of Cassandra node IP addresses',
                 default=['127.0.0.1'],
-                item_type=cfg.IPOpt),
+                item_type=types.HostAddress()),
     cfg.IntOpt('port',
                help='Cassandra port number',
                default=8086),
diff --git a/monasca_persister/repositories/cassandra/connection_util.py b/monasca_persister/repositories/cassandra/connection_util.py
index 73d15a31..86bfed7d 100644
--- a/monasca_persister/repositories/cassandra/connection_util.py
+++ b/monasca_persister/repositories/cassandra/connection_util.py
@@ -31,8 +31,7 @@ def create_cluster():
     else:
         auth_provider = None
 
-    contact_points = [ip.dest for ip in conf.cassandra.contact_points]
-    cluster = Cluster(contact_points,
+    cluster = Cluster(conf.cassandra.contact_points,
                       port=conf.cassandra.port,
                       auth_provider=auth_provider,
                       connect_timeout=conf.cassandra.connection_timeout,