diff --git a/octavia_lib/api/drivers/provider_base.py b/octavia_lib/api/drivers/provider_base.py
index a8b2a57..315eb2c 100644
--- a/octavia_lib/api/drivers/provider_base.py
+++ b/octavia_lib/api/drivers/provider_base.py
@@ -285,9 +285,11 @@ class ProviderDriver(object):
             operator_fault_string='This provider does not support updating '
                                   'members.')
 
-    def member_batch_update(self, members):
+    def member_batch_update(self, pool_id, members):
         """Creates, updates, or deletes a set of pool members.
 
+        :param pool_id: The id of the pool to update.
+        :type pool_id: string
         :param members: List of member objects.
         :type members: list
         :return: Nothing if the create request was accepted.
diff --git a/octavia_lib/tests/unit/api/drivers/test_provider_base.py b/octavia_lib/tests/unit/api/drivers/test_provider_base.py
index 164757d..7012dff 100644
--- a/octavia_lib/tests/unit/api/drivers/test_provider_base.py
+++ b/octavia_lib/tests/unit/api/drivers/test_provider_base.py
@@ -100,7 +100,7 @@ class TestProviderBase(base.TestCase):
     def test_member_batch_update(self):
         self.assertRaises(exceptions.NotImplementedError,
                           self.driver.member_batch_update,
-                          False)
+                          False, False)
 
     def test_health_monitor_create(self):
         self.assertRaises(exceptions.NotImplementedError,