diff --git a/hooks/charmhelpers/contrib/openstack/deferred_events.py b/hooks/charmhelpers/contrib/openstack/deferred_events.py
index fd073a0..8765ee3 100644
--- a/hooks/charmhelpers/contrib/openstack/deferred_events.py
+++ b/hooks/charmhelpers/contrib/openstack/deferred_events.py
@@ -46,9 +46,13 @@ class ServiceEvent():
         self.service = service
         self.reason = reason
         self.action = action
-        if not policy_requestor_name:
+        if policy_requestor_name:
+            self.policy_requestor_name = policy_requestor_name
+        else:
             self.policy_requestor_name = hookenv.service_name()
-        if not policy_requestor_type:
+        if policy_requestor_type:
+            self.policy_requestor_type = policy_requestor_type
+        else:
             self.policy_requestor_type = 'charm'
 
     def __eq__(self, other):
@@ -99,7 +103,9 @@ def read_event_file(file_name):
         contents['timestamp'],
         contents['service'],
         contents['reason'],
-        contents['action'])
+        contents['action'],
+        policy_requestor_name=contents.get('policy_requestor_name'),
+        policy_requestor_type=contents.get('policy_requestor_type'))
     return event
 
 
diff --git a/hooks/charmhelpers/contrib/openstack/utils.py b/hooks/charmhelpers/contrib/openstack/utils.py
index 2ad8ab9..1656bd4 100644
--- a/hooks/charmhelpers/contrib/openstack/utils.py
+++ b/hooks/charmhelpers/contrib/openstack/utils.py
@@ -56,6 +56,7 @@ from charmhelpers.core.hookenv import (
     relation_id,
     relation_ids,
     relation_set,
+    service_name as ch_service_name,
     status_set,
     hook_name,
     application_version_set,
@@ -1089,8 +1090,12 @@ def _determine_os_workload_status(
     try:
         if config(POLICYD_CONFIG_NAME):
             message = "{} {}".format(policyd_status_message_prefix(), message)
+        # Get deferred restarts events that have been triggered by a policy
+        # written by this charm.
         deferred_restarts = list(set(
-            [e.service for e in deferred_events.get_deferred_restarts()]))
+            [e.service
+             for e in deferred_events.get_deferred_restarts()
+             if e.policy_requestor_name == ch_service_name()]))
         if deferred_restarts:
             svc_msg = "Services queued for restart: {}".format(
                 ', '.join(sorted(deferred_restarts)))
diff --git a/hooks/charmhelpers/fetch/ubuntu.py b/hooks/charmhelpers/fetch/ubuntu.py
index b38edcc..812a11a 100644
--- a/hooks/charmhelpers/fetch/ubuntu.py
+++ b/hooks/charmhelpers/fetch/ubuntu.py
@@ -658,17 +658,11 @@ def _add_apt_repository(spec):
     :param spec: the parameter to pass to add_apt_repository
     :type spec: str
     """
-    series = get_distrib_codename()
     if '{series}' in spec:
+        series = get_distrib_codename()
         spec = spec.replace('{series}', series)
-    # software-properties package for bionic properly reacts to proxy settings
-    # set via apt.conf (see lp:1433761), however this is not the case for LTS
-    # and non-LTS releases before bionic.
-    if series in ('trusty', 'xenial'):
-        _run_with_retries(['add-apt-repository', '--yes', spec],
-                          cmd_env=env_proxy_settings(['https', 'http']))
-    else:
-        _run_with_retries(['add-apt-repository', '--yes', spec])
+    _run_with_retries(['add-apt-repository', '--yes', spec],
+                      cmd_env=env_proxy_settings(['https', 'http']))
 
 
 def _add_cloud_pocket(pocket):