diff --git a/octaviaclient/api/v2/octavia.py b/octaviaclient/api/v2/octavia.py
index b02a2ea..bc9541f 100644
--- a/octaviaclient/api/v2/octavia.py
+++ b/octaviaclient/api/v2/octavia.py
@@ -12,6 +12,7 @@
 #
 
 """Octavia API Library"""
+import functools
 
 from osc_lib.api import api
 
@@ -50,6 +51,13 @@ class OctaviaAPI(api.BaseAPI):
         self.endpoint = self.endpoint.rstrip('/')
         self._build_url()
 
+        # Make sure we are always requesting JSON responses
+        JSON_HEADER = {'Accept': 'application/json'}
+        self._create = functools.partial(self.create, headers=JSON_HEADER)
+        self._delete = functools.partial(self.delete, headers=JSON_HEADER)
+        self._find = functools.partial(self.find, headers=JSON_HEADER)
+        self._list = functools.partial(self.list, headers=JSON_HEADER)
+
     def _build_url(self):
         if not self.endpoint.endswith(self._endpoint_suffix):
             self.endpoint += self._endpoint_suffix
@@ -63,7 +71,7 @@ class OctaviaAPI(api.BaseAPI):
             List of load balancers
         """
         url = const.BASE_LOADBALANCER_URL
-        response = self.list(url, **params)
+        response = self._list(url, **params)
 
         return response
 
@@ -75,7 +83,7 @@ class OctaviaAPI(api.BaseAPI):
         :return:
             A dict of the specified load balancer's settings
         """
-        response = self.find(path=const.BASE_LOADBALANCER_URL, value=lb_id)
+        response = self._find(path=const.BASE_LOADBALANCER_URL, value=lb_id)
 
         return response
 
@@ -89,7 +97,7 @@ class OctaviaAPI(api.BaseAPI):
             A dict of the created load balancer's settings
         """
         url = const.BASE_LOADBALANCER_URL
-        response = self.create(url, **params)
+        response = self._create(url, **params)
 
         return response
 
@@ -105,7 +113,7 @@ class OctaviaAPI(api.BaseAPI):
             Response Code from the API
         """
         url = const.BASE_SINGLE_LB_URL.format(uuid=lb_id)
-        response = self.delete(url, params=params)
+        response = self._delete(url, params=params)
 
         return response
 
@@ -121,7 +129,7 @@ class OctaviaAPI(api.BaseAPI):
             Response Code from API
         """
         url = const.BASE_SINGLE_LB_URL.format(uuid=lb_id)
-        response = self.create(url, method='PUT', **params)
+        response = self._create(url, method='PUT', **params)
 
         return response
 
@@ -134,7 +142,7 @@ class OctaviaAPI(api.BaseAPI):
             A dict of the specified load balancer's statistics
         """
         url = const.BASE_LB_STATS_URL.format(uuid=lb_id)
-        response = self.list(url, **kwargs)
+        response = self._list(url, **kwargs)
 
         return response
 
@@ -148,7 +156,7 @@ class OctaviaAPI(api.BaseAPI):
             Response Code from the API
         """
         url = const.BASE_LOADBALANCER_FAILOVER_URL.format(uuid=lb_id)
-        response = self.create(url, method='PUT')
+        response = self._create(url, method='PUT')
 
         return response
 
@@ -161,7 +169,7 @@ class OctaviaAPI(api.BaseAPI):
             List of listeners
         """
         url = const.BASE_LISTENER_URL
-        response = self.list(url, **kwargs)
+        response = self._list(url, **kwargs)
 
         return response
 
@@ -173,7 +181,7 @@ class OctaviaAPI(api.BaseAPI):
         :return:
             A dict of the specified listener's settings
         """
-        response = self.find(path=const.BASE_LISTENER_URL, value=listener_id)
+        response = self._find(path=const.BASE_LISTENER_URL, value=listener_id)
 
         return response
 
@@ -187,7 +195,7 @@ class OctaviaAPI(api.BaseAPI):
             A dict of the created listener's settings
         """
         url = const.BASE_LISTENER_URL
-        response = self.create(url, **kwargs)
+        response = self._create(url, **kwargs)
 
         return response
 
@@ -201,7 +209,7 @@ class OctaviaAPI(api.BaseAPI):
             Response Code from the API
         """
         url = const.BASE_SINGLE_LISTENER_URL.format(uuid=listener_id)
-        response = self.delete(url)
+        response = self._delete(url)
 
         return response
 
@@ -217,7 +225,7 @@ class OctaviaAPI(api.BaseAPI):
             Response Code from the API
         """
         url = const.BASE_SINGLE_LISTENER_URL.format(uuid=listener_id)
-        response = self.create(url, method='PUT', **kwargs)
+        response = self._create(url, method='PUT', **kwargs)
 
         return response
 
@@ -230,7 +238,7 @@ class OctaviaAPI(api.BaseAPI):
             A dict of the specified listener's statistics
         """
         url = const.BASE_LISTENER_STATS_URL.format(uuid=listener_id)
-        response = self.list(url, **kwargs)
+        response = self._list(url, **kwargs)
 
         return response
 
@@ -243,7 +251,7 @@ class OctaviaAPI(api.BaseAPI):
             List of pools
         """
         url = const.BASE_POOL_URL
-        response = self.list(url, **kwargs)
+        response = self._list(url, **kwargs)
 
         return response
 
@@ -257,7 +265,7 @@ class OctaviaAPI(api.BaseAPI):
             A dict of the created pool's settings
         """
         url = const.BASE_POOL_URL
-        response = self.create(url, **kwargs)
+        response = self._create(url, **kwargs)
 
         return response
 
@@ -271,7 +279,7 @@ class OctaviaAPI(api.BaseAPI):
             Response Code from the API
         """
         url = const.BASE_SINGLE_POOL_URL.format(pool_id=pool_id)
-        response = self.delete(url)
+        response = self._delete(url)
 
         return response
 
@@ -283,7 +291,7 @@ class OctaviaAPI(api.BaseAPI):
         :return:
             Dict of the specified pool's settings
         """
-        response = self.find(path=const.BASE_POOL_URL, value=pool_id)
+        response = self._find(path=const.BASE_POOL_URL, value=pool_id)
 
         return response
 
@@ -299,7 +307,7 @@ class OctaviaAPI(api.BaseAPI):
             Response Code from the API
         """
         url = const.BASE_SINGLE_POOL_URL.format(pool_id=pool_id)
-        response = self.create(url, method='PUT', **kwargs)
+        response = self._create(url, method='PUT', **kwargs)
 
         return response
 
@@ -314,7 +322,7 @@ class OctaviaAPI(api.BaseAPI):
             Response list members
         """
         url = const.BASE_MEMBER_URL.format(pool_id=pool_id)
-        response = self.list(url, **kwargs)
+        response = self._list(url, **kwargs)
 
         return response
 
@@ -331,7 +339,7 @@ class OctaviaAPI(api.BaseAPI):
             Response of member
         """
         url = const.BASE_MEMBER_URL.format(pool_id=pool_id)
-        response = self.find(path=url, value=member_id)
+        response = self._find(path=url, value=member_id)
 
         return response
 
@@ -347,7 +355,7 @@ class OctaviaAPI(api.BaseAPI):
             A member details on successful creation
         """
         url = const.BASE_MEMBER_URL.format(pool_id=pool_id)
-        response = self.create(url, **kwargs)
+        response = self._create(url, **kwargs)
 
         return response
 
@@ -364,7 +372,7 @@ class OctaviaAPI(api.BaseAPI):
         """
         url = const.BASE_SINGLE_MEMBER_URL.format(pool_id=pool_id,
                                                   member_id=member_id)
-        response = self.delete(url)
+        response = self._delete(url)
 
         return response
 
@@ -383,7 +391,7 @@ class OctaviaAPI(api.BaseAPI):
         """
         url = const.BASE_SINGLE_MEMBER_URL.format(pool_id=pool_id,
                                                   member_id=member_id)
-        response = self.create(url, method='PUT', **kwargs)
+        response = self._create(url, method='PUT', **kwargs)
 
         return response
 
@@ -396,7 +404,7 @@ class OctaviaAPI(api.BaseAPI):
             List of l7policies
         """
         url = const.BASE_L7POLICY_URL
-        response = self.list(url, **kwargs)
+        response = self._list(url, **kwargs)
 
         return response
 
@@ -410,7 +418,7 @@ class OctaviaAPI(api.BaseAPI):
             A dict of the created l7policy's settings
         """
         url = const.BASE_L7POLICY_URL
-        response = self.create(url, **kwargs)
+        response = self._create(url, **kwargs)
 
         return response
 
@@ -424,7 +432,7 @@ class OctaviaAPI(api.BaseAPI):
             Response Code from the API
         """
         url = const.BASE_SINGLE_L7POLICY_URL.format(policy_uuid=l7policy_id)
-        response = self.delete(url)
+        response = self._delete(url)
 
         return response
 
@@ -436,7 +444,7 @@ class OctaviaAPI(api.BaseAPI):
         :return:
             Dict of the specified l7policy's settings
         """
-        response = self.find(path=const.BASE_L7POLICY_URL, value=l7policy_id)
+        response = self._find(path=const.BASE_L7POLICY_URL, value=l7policy_id)
 
         return response
 
@@ -452,7 +460,7 @@ class OctaviaAPI(api.BaseAPI):
             Response Code from the API
         """
         url = const.BASE_SINGLE_L7POLICY_URL.format(policy_uuid=l7policy_id)
-        response = self.create(url, method='PUT', **kwargs)
+        response = self._create(url, method='PUT', **kwargs)
 
         return response
 
@@ -465,7 +473,7 @@ class OctaviaAPI(api.BaseAPI):
             List of l7policies
         """
         url = const.BASE_L7RULE_URL.format(policy_uuid=l7policy_id)
-        response = self.list(url, **kwargs)
+        response = self._list(url, **kwargs)
 
         return response
 
@@ -481,7 +489,7 @@ class OctaviaAPI(api.BaseAPI):
             A dict of the created l7rule's settings
         """
         url = const.BASE_L7RULE_URL.format(policy_uuid=l7policy_id)
-        response = self.create(url, **kwargs)
+        response = self._create(url, **kwargs)
 
         return response
 
@@ -498,7 +506,7 @@ class OctaviaAPI(api.BaseAPI):
         """
         url = const.BASE_SINGLE_L7RULE_URL.format(rule_uuid=l7rule_id,
                                                   policy_uuid=l7policy_id)
-        response = self.delete(url)
+        response = self._delete(url)
 
         return response
 
@@ -513,7 +521,7 @@ class OctaviaAPI(api.BaseAPI):
             Dict of the specified l7rule's settings
         """
         url = const.BASE_L7RULE_URL.format(policy_uuid=l7policy_id)
-        response = self.find(path=url, value=l7rule_id)
+        response = self._find(path=url, value=l7rule_id)
 
         return response
 
@@ -532,7 +540,7 @@ class OctaviaAPI(api.BaseAPI):
         """
         url = const.BASE_SINGLE_L7RULE_URL.format(rule_uuid=l7rule_id,
                                                   policy_uuid=l7policy_id)
-        response = self.create(url, method='PUT', **kwargs)
+        response = self._create(url, method='PUT', **kwargs)
 
         return response
 
@@ -545,7 +553,7 @@ class OctaviaAPI(api.BaseAPI):
             A dict containing a list of health monitors
         """
         url = const.BASE_HEALTH_MONITOR_URL
-        response = self.list(url, **kwargs)
+        response = self._list(url, **kwargs)
 
         return response
 
@@ -559,7 +567,7 @@ class OctaviaAPI(api.BaseAPI):
             A dict of the created health monitor's settings
         """
         url = const.BASE_HEALTH_MONITOR_URL
-        response = self.create(url, **kwargs)
+        response = self._create(url, **kwargs)
 
         return response
 
@@ -574,7 +582,7 @@ class OctaviaAPI(api.BaseAPI):
         """
         url = const.BASE_SINGLE_HEALTH_MONITOR_URL.format(
             uuid=health_monitor_id)
-        response = self.delete(url)
+        response = self._delete(url)
 
         return response
 
@@ -587,7 +595,7 @@ class OctaviaAPI(api.BaseAPI):
             Dict of the specified health monitor's settings
         """
         url = const.BASE_HEALTH_MONITOR_URL
-        response = self.find(path=url, value=health_monitor_id)
+        response = self._find(path=url, value=health_monitor_id)
 
         return response
 
@@ -604,7 +612,7 @@ class OctaviaAPI(api.BaseAPI):
         """
         url = const.BASE_SINGLE_HEALTH_MONITOR_URL.format(
             uuid=health_monitor_id)
-        response = self.create(url, method='PUT', **kwargs)
+        response = self._create(url, method='PUT', **kwargs)
 
         return response
 
@@ -617,7 +625,7 @@ class OctaviaAPI(api.BaseAPI):
             A ``dict`` representing a list of quotas for the project
         """
         url = const.BASE_QUOTA_URL
-        response = self.list(url, **params)
+        response = self._list(url, **params)
 
         return response
 
@@ -629,7 +637,7 @@ class OctaviaAPI(api.BaseAPI):
         :return:
             A ``dict`` representing the quota for the project
         """
-        response = self.find(path=const.BASE_QUOTA_URL, value=project_id)
+        response = self._find(path=const.BASE_QUOTA_URL, value=project_id)
 
         return response
 
@@ -643,7 +651,7 @@ class OctaviaAPI(api.BaseAPI):
             ``None``
         """
         url = const.BASE_SINGLE_QUOTA_URL.format(uuid=project_id)
-        response = self.delete(url)
+        response = self._delete(url)
 
         return response
 
@@ -659,7 +667,7 @@ class OctaviaAPI(api.BaseAPI):
             A ``dict`` representing the updated quota
         """
         url = const.BASE_SINGLE_QUOTA_URL.format(uuid=project_id)
-        response = self.create(url, method='PUT', **params)
+        response = self._create(url, method='PUT', **params)
 
         return response
 
@@ -670,7 +678,7 @@ class OctaviaAPI(api.BaseAPI):
             A ``dict`` representing a list of quota defaults
         """
         url = const.BASE_QUOTA_DEFAULT_URL
-        response = self.list(url)
+        response = self._list(url)
 
         return response
 
@@ -683,7 +691,7 @@ class OctaviaAPI(api.BaseAPI):
             A ``dict`` of the specified amphora's attributes
         """
         url = const.BASE_AMPHORA_URL
-        response = self.find(path=url, value=amphora_id)
+        response = self._find(path=url, value=amphora_id)
 
         return response
 
@@ -696,7 +704,7 @@ class OctaviaAPI(api.BaseAPI):
             A ``dict`` containing a list of amphorae
         """
         url = const.BASE_AMPHORA_URL
-        response = self.list(path=url, **kwargs)
+        response = self._list(path=url, **kwargs)
 
         return response
 
diff --git a/releasenotes/notes/Client-to-request-JSON-responses-8d942dafca785c70.yaml b/releasenotes/notes/Client-to-request-JSON-responses-8d942dafca785c70.yaml
new file mode 100644
index 0000000..8999bce
--- /dev/null
+++ b/releasenotes/notes/Client-to-request-JSON-responses-8d942dafca785c70.yaml
@@ -0,0 +1,6 @@
+---
+fixes:
+  - |
+    The client will now always ask for a JSON format response from the Octavia
+    API. This resolves a client side bug should certain errors be returned
+    by the API.