diff --git a/tripleo_common/actions/package_update.py b/tripleo_common/actions/package_update.py
index 511aeec77..727fcb6c6 100644
--- a/tripleo_common/actions/package_update.py
+++ b/tripleo_common/actions/package_update.py
@@ -28,11 +28,9 @@ LOG = logging.getLogger(__name__)
 
 class UpdateStackAction(templates.ProcessTemplatesAction):
 
-    def __init__(self, timeout, container_registry,
-                 container=constants.DEFAULT_CONTAINER_NAME):
+    def __init__(self, timeout, container=constants.DEFAULT_CONTAINER_NAME):
         super(UpdateStackAction, self).__init__(container)
         self.timeout_mins = timeout
-        self.container_registry = container_registry
 
     def run(self, context):
         # get the stack. Error if doesn't exist
@@ -55,8 +53,6 @@ class UpdateStackAction(templates.ProcessTemplatesAction):
             return actions.Result(error=err_msg)
 
         update_env = {}
-        if self.container_registry is not None:
-            update_env.update(self.container_registry)
 
         noop_env = {
             'resource_registry': {
@@ -76,10 +72,6 @@ class UpdateStackAction(templates.ProcessTemplatesAction):
                     noop_env['resource_registry'].update(role_env)
         update_env.update(noop_env)
         template_utils.deep_update(env, update_env)
-        parameters = {}
-        if self.container_registry is not None:
-            parameters.update(self.container_registry['parameter_defaults'])
-        plan_utils.update_in_env(swift, env, 'parameter_defaults', parameters)
 
         # process all plan files and create or update a stack
         processed_data = super(UpdateStackAction, self).run(context)
diff --git a/tripleo_common/tests/actions/test_package_update.py b/tripleo_common/tests/actions/test_package_update.py
index 1abbcda90..a508e0e03 100644
--- a/tripleo_common/tests/actions/test_package_update.py
+++ b/tripleo_common/tests/actions/test_package_update.py
@@ -98,23 +98,12 @@ class UpdateStackActionTest(base.TestCase):
         update_env = {'resource_registry':
                       {'OS::TripleO::DeploymentSteps': 'OS::Heat::None'}}
         mock_getenv.return_value = env
-        fake_registry = {'parameter_defaults':
-                         {'DockerKeystoneImage': '192.168.24.1:8787/'
-                                                 'keystone-docker:latest',
-                          'DockerHeatApiImage:': '192.168.24.1:8787/'
-                                                 'heat-api-docker:latest'}}
-        update_env.update(fake_registry)
         mock_swift.get_object.return_value = ({}, env)
         mock_object_client.return_value = mock_swift
 
-        action = package_update.UpdateStackAction(self.timeout, fake_registry,
+        action = package_update.UpdateStackAction(self.timeout,
                                                   container=self.container)
         action.run(mock_ctx)
-        mock_updateinenv.assert_called_once_with(
-            mock_swift, env, 'parameter_defaults',
-            fake_registry['parameter_defaults']
-        )
-
         mock_deepupdate.assert_called_once_with(env, update_env)
 
         heat.stacks.update.assert_called_once_with('stack_id')
diff --git a/workbooks/package_update.yaml b/workbooks/package_update.yaml
index a5726efba..63de6362e 100644
--- a/workbooks/package_update.yaml
+++ b/workbooks/package_update.yaml
@@ -11,7 +11,7 @@ workflows:
 
     input:
       - container
-      - container_registry
+      - container_registry: ''
       - timeout: 240
       - queue_name: tripleo
       - skip_deploy_identifier: False
@@ -26,7 +26,6 @@ workflows:
         input:
           timeout: <% $.timeout %>
           container: <% $.container %>
-          container_registry: <% $.container_registry %>
         on-success: send_message
         on-error: set_update_failed