diff --git a/apimanager/atms/views.py b/apimanager/atms/views.py
index 7a5a0ed..2fa81b0 100644
--- a/apimanager/atms/views.py
+++ b/apimanager/atms/views.py
@@ -410,7 +410,7 @@ def atm_attribute_save(request):
         'value': request.POST.get('value').strip(),
         'is_active': True
     }
-    result = api.post(urlpath_save, payload = payload)
+    result = api.post(urlpath_save, payload = payload, version=settings.API_ROOT['v510'])
     return result
 
 
@@ -428,7 +428,7 @@ def atm_attribute_update(request):
         'value': request.POST.get('value').strip(),
         'is_active': True
     }
-    result = api.put(urlpath_update, payload=payload)
+    result = api.put(urlpath_update, payload=payload, version=settings.API_ROOT['v510'])
     return result
 
 
@@ -441,7 +441,7 @@ def atm_attribute_delete(request):
 
     api = API(request.session.get('obp'))
     urlpath_delete = '/banks/{}/atms/{}/attributes/{}'.format(bank_id, atm_id, atm_attribute_id)
-    result = api.delete(urlpath_delete)
+    result = api.delete(urlpath_delete, version=settings.API_ROOT['v510'])
     return result
 
 
diff --git a/apimanager/obp/api.py b/apimanager/obp/api.py
index d533ddc..4f5f75e 100644
--- a/apimanager/obp/api.py
+++ b/apimanager/obp/api.py
@@ -77,33 +77,33 @@ class API(object):
         else:
             return response
 
-    def delete(self, urlpath):
+    def delete(self, urlpath, version=settings.API_ROOT['v500']):
         """
         Deletes data from the API
 
         Convenience call which uses API_ROOT from settings
         """
-        url = settings.API_ROOT + urlpath
+        url = version + urlpath
         response = self.call('DELETE', url)
         return self.handle_response(response)
 
-    def post(self, urlpath, payload):
+    def post(self, urlpath, payload, version=settings.API_ROOT['v500']):
         """
         Posts data to given urlpath with given payload
 
         Convenience call which uses API_ROOT from settings
         """
-        url = settings.API_ROOT + urlpath
+        url = version + urlpath
         response = self.call('POST', url, payload)
         return self.handle_response(response)
 
-    def put(self, urlpath, payload):
+    def put(self, urlpath, payload, version=settings.API_ROOT['v500']):
         """
         Puts data on given urlpath with given payload
 
         Convenience call which uses API_ROOT from settings
         """
-        url = settings.API_ROOT + urlpath
+        url = version + urlpath
         response = self.call('PUT', url, payload)
         return self.handle_response(response)