diff --git a/barbican/common/config.py b/barbican/common/config.py
index 3295d9fd1..7eda543bd 100644
--- a/barbican/common/config.py
+++ b/barbican/common/config.py
@@ -60,10 +60,10 @@ db_opts = [
     cfg.BoolOpt('db_auto_create', default=True),
     cfg.IntOpt('max_limit_paging', default=100),
     cfg.IntOpt('default_limit_paging', default=10),
-    cfg.StrOpt('sql_pool_class', default=None),
+    cfg.StrOpt('sql_pool_class'),
     cfg.BoolOpt('sql_pool_logging', default=False),
-    cfg.IntOpt('sql_pool_size', default=None),
-    cfg.IntOpt('sql_pool_max_overflow', default=None),
+    cfg.IntOpt('sql_pool_size'),
+    cfg.IntOpt('sql_pool_max_overflow'),
 ]
 
 retry_opt_group = cfg.OptGroup(name='retry_scheduler',
diff --git a/barbican/plugin/kmip_secret_store.py b/barbican/plugin/kmip_secret_store.py
index 1f589f0ad..87fb7d150 100644
--- a/barbican/plugin/kmip_secret_store.py
+++ b/barbican/plugin/kmip_secret_store.py
@@ -44,11 +44,9 @@ CONF = config.new_config()
 kmip_opt_group = cfg.OptGroup(name='kmip_plugin', title='KMIP Plugin')
 kmip_opts = [
     cfg.StrOpt('username',
-               default=None,
                help=u._('Username for authenticating with KMIP server')
                ),
     cfg.StrOpt('password',
-               default=None,
                help=u._('Password for authenticating with KMIP server'),
                secret=True,
                ),
@@ -65,16 +63,13 @@ kmip_opts = [
                help=u._('SSL version, maps to the module ssl\'s constants'),
                ),
     cfg.StrOpt('ca_certs',
-               default=None,
                help=u._('File path to concatenated "certification authority" '
                         'certificates'),
                ),
     cfg.StrOpt('certfile',
-               default=None,
                help=u._('File path to local client certificate'),
                ),
     cfg.StrOpt('keyfile',
-               default=None,
                help=u._('File path to local client certificate keyfile'),
                ),
     cfg.BoolOpt('pkcs1_only',