diff --git a/requirements.txt b/requirements.txt
index 493e68906..89270fdb1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,4 +4,4 @@ PyJWT>=1.0.1 # MIT
 requests>=2.6.0 # Apache-2.0
 Routes>=2.2 # MIT
 six>=1.9.0 # MIT
-WebOb>=1.2.3,<1.8.0 # MIT
+WebOb>=1.2.3 # MIT
diff --git a/zvmsdk/sdkwsgi/util.py b/zvmsdk/sdkwsgi/util.py
index b754e3888..a65566fdb 100644
--- a/zvmsdk/sdkwsgi/util.py
+++ b/zvmsdk/sdkwsgi/util.py
@@ -199,7 +199,7 @@ class SdkWsgify(wsgify):
     def call_func(self, req, *args, **kwargs):
         """Add json_error_formatter to any webob HTTPExceptions."""
         try:
-            super(SdkWsgify, self).call_func(req, *args, **kwargs)
+            return super(SdkWsgify, self).call_func(req, *args, **kwargs)
         except webob.exc.HTTPException as exc:
             msg = ('encounter %(error)s error') % {'error': exc}
             LOG.debug(msg)
@@ -215,4 +215,4 @@ def call_func(self, req, *args, **kwargs):
                 'output': '',
                 'errmsg': explanation}
             exc.text = six.text_type(json.dumps(fault_data))
-            return exc
+            raise exc
diff --git a/zvmsdk/tests/unit/sdkwsgi/handlers/test_guest.py b/zvmsdk/tests/unit/sdkwsgi/handlers/test_guest.py
index 422b60945..ab298666e 100644
--- a/zvmsdk/tests/unit/sdkwsgi/handlers/test_guest.py
+++ b/zvmsdk/tests/unit/sdkwsgi/handlers/test_guest.py
@@ -359,7 +359,6 @@ def test_guest_invalid_action(self, mock_userid):
         self.req.body = '{"fake": "None"}'
 
         mock_userid.return_value = FAKE_USERID
-
         self.assertRaises(webob.exc.HTTPBadRequest, guest.guest_action,
                           self.req)