diff --git a/manila/api/v2/share_types.py b/manila/api/v2/share_types.py
index 2767bf040b..9431ca9e54 100644
--- a/manila/api/v2/share_types.py
+++ b/manila/api/v2/share_types.py
@@ -15,6 +15,7 @@
 
 """The share type API controller module.."""
 
+from oslo_log import log
 from oslo_utils import strutils
 from oslo_utils import uuidutils
 import six
@@ -31,6 +32,9 @@ from manila import rpc
 from manila.share import share_types
 
 
+LOG = log.getLogger(__name__)
+
+
 class ShareTypesController(wsgi.Controller):
     """The share types API controller for the OpenStack API."""
 
@@ -68,7 +72,7 @@ class ShareTypesController(wsgi.Controller):
         """Return a single share type item."""
         context = req.environ['manila.context']
         try:
-            share_type = share_types.get_share_type(context, id)
+            share_type = self._show_share_type_details(context, id)
         except exception.NotFound:
             msg = _("Share type not found.")
             raise exc.HTTPNotFound(explanation=msg)
@@ -77,6 +81,19 @@ class ShareTypesController(wsgi.Controller):
         req.cache_db_share_type(share_type)
         return self._view_builder.show(req, share_type)
 
+    def _show_share_type_details(self, context, id):
+        share_type = share_types.get_share_type(context, id)
+        required_extra_specs = {}
+        try:
+            required_extra_specs = share_types.get_valid_required_extra_specs(
+                share_type['extra_specs'])
+        except exception.InvalidExtraSpec:
+            LOG.exception('Share type %(share_type_id)s has invalid required'
+                          ' extra specs.', {'share_type_id': id})
+
+        share_type['required_extra_specs'] = required_extra_specs
+        return share_type
+
     @wsgi.Controller.authorize
     def default(self, req):
         """Return default volume type."""
diff --git a/manila/share/share_types.py b/manila/share/share_types.py
index 710af6b9af..fc706a20cc 100644
--- a/manila/share/share_types.py
+++ b/manila/share/share_types.py
@@ -166,15 +166,22 @@ def get_default_share_type(ctxt=None):
     if ctxt is None:
         ctxt = context.get_admin_context()
 
+    share_type = {}
     try:
-        return get_share_type_by_name(ctxt, name)
+        share_type = get_share_type_by_name(ctxt, name)
+        required_extra_specs = get_valid_required_extra_specs(
+            share_type['extra_specs'])
+        share_type['required_extra_specs'] = required_extra_specs
+        return share_type
     except exception.ShareTypeNotFoundByName as e:
         # Couldn't find share type with the name in default_share_type
         # flag, record this issue and move on
         # TODO(zhiteng) consider add notification to warn admin
         LOG.exception('Default share type is not found, '
-                      'please check default_share_type config: %s',
-                      e)
+                      'please check default_share_type config: %s', e)
+    except exception.InvalidExtraSpec as ex:
+        LOG.exception('Default share type has invalid required extra'
+                      ' specs: %s', ex)
 
 
 def get_share_type_extra_specs(share_type_id, key=False):
diff --git a/manila/tests/api/v1/test_shares.py b/manila/tests/api/v1/test_shares.py
index 5ef01d2723..ffaa2f30cd 100644
--- a/manila/tests/api/v1/test_shares.py
+++ b/manila/tests/api/v1/test_shares.py
@@ -78,7 +78,14 @@ class ShareAPITest(test.TestCase):
         self.vt = {
             'id': 'fake_volume_type_id',
             'name': 'fake_volume_type_name',
+            'required_extra_specs': {
+                'driver_handles_share_servers': 'False'
+            },
+            'extra_specs': {
+                'driver_handles_share_servers': 'False'
+            }
         }
+
         CONF.set_default("default_share_type", None)
 
     def _get_expected_share_detailed_response(self, values=None, admin=False):
diff --git a/manila/tests/api/v2/test_share_types.py b/manila/tests/api/v2/test_share_types.py
index a9ab762662..ac6fd64c4b 100644
--- a/manila/tests/api/v2/test_share_types.py
+++ b/manila/tests/api/v2/test_share_types.py
@@ -188,6 +188,9 @@ class ShareTypesAPITest(test.TestCase):
         self.assertEqual(2, len(res_dict))
         self.assertEqual('1', res_dict['share_type']['id'])
         self.assertEqual('share_type_1', res_dict['share_type']['name'])
+        expect = {constants.ExtraSpecs.DRIVER_HANDLES_SHARE_SERVERS: "true"}
+        self.assertEqual(expect,
+                         res_dict['share_type']['required_extra_specs'])
         policy.check_policy.assert_called_once_with(
             req.environ['manila.context'], self.resource_name, 'show')
 
diff --git a/manila/tests/api/v2/test_shares.py b/manila/tests/api/v2/test_shares.py
index e7437e55cf..0d837cdb20 100644
--- a/manila/tests/api/v2/test_shares.py
+++ b/manila/tests/api/v2/test_shares.py
@@ -87,6 +87,12 @@ class ShareAPITest(test.TestCase):
         self.vt = {
             'id': 'fake_volume_type_id',
             'name': 'fake_volume_type_name',
+            'required_extra_specs': {
+                'driver_handles_share_servers': 'False'
+            },
+            'extra_specs': {
+                'driver_handles_share_servers': 'False'
+            }
         }
         self.snapshot = {
             'id': '2',