diff --git a/plaso/data/formatters/ios.yaml b/plaso/data/formatters/ios.yaml
index 79dc4ec007..015bf2f3b5 100644
--- a/plaso/data/formatters/ios.yaml
+++ b/plaso/data/formatters/ios.yaml
@@ -241,4 +241,4 @@ message:
 short_message:
 - 'Activity description: {activity_description}'
 short_source: 'PLIST'
-source: 'Apple iOS Mobile Backup application plist'
\ No newline at end of file
+source: 'Apple iOS Mobile Backup application plist'
diff --git a/plaso/data/timeliner.yaml b/plaso/data/timeliner.yaml
index 6167cb1303..6f008acb63 100644
--- a/plaso/data/timeliner.yaml
+++ b/plaso/data/timeliner.yaml
@@ -1800,4 +1800,4 @@ data_type: 'ios:mobile:backup:entry'
 attribute_mappings:
 - name: 'activity_time'
   description: 'Activity Time'
-place_holder_event: false
\ No newline at end of file
+place_holder_event: false
diff --git a/plaso/parsers/plist_plugins/ios_mobilebackup.py b/plaso/parsers/plist_plugins/ios_mobilebackup.py
index d84887aa2d..983a05e583 100644
--- a/plaso/parsers/plist_plugins/ios_mobilebackup.py
+++ b/plaso/parsers/plist_plugins/ios_mobilebackup.py
@@ -4,8 +4,8 @@
 The plist contains history of opened applications in the Mobile Backup.
 """
 
-from dfdatetime import posix_time as dfdatetime_posix_time
 import datetime
+from dfdatetime import posix_time as dfdatetime_posix_time
 
 from plaso.containers import events
 from plaso.lib import definitions
@@ -49,7 +49,6 @@ def _getEventData(self, description, datetime_value):
     timestamp = int(timestamp * definitions.NANOSECONDS_PER_SECOND)
     event_data.activity_time = dfdatetime_posix_time.PosixTimeInNanoseconds(
         timestamp=timestamp)
-    
     return event_data
 
   # pylint: disable=arguments-differ
@@ -63,15 +62,24 @@ def _ParsePlist(self, parser_mediator, match=None, **unused_kwargs):
     """
 
     datetime_value = match.get('AccountEnabledDate', {})
-    parser_mediator.ProduceEventData(self._getEventData("AccountEnabledDate", datetime_value))
+    parser_mediator.ProduceEventData(
+      self._getEventData("AccountEnabledDate", datetime_value)
+    )
 
     plist_key = match.get('BackupStateInfo', {})
     for key, value in plist_key.items():
       if key == "date":
-        parser_mediator.ProduceEventData(self._getEventData(f"BackupStateInfo - date", value))
+        parser_mediator.ProduceEventData(
+          self._getEventData("BackupStateInfo - date", value)
+        )
 
       elif key == "errors":
         for val in value:
-          parser_mediator.ProduceEventData(self._getEventData(f"BackupStateInfo - {val['localizedDescription']}", val['date']))
+          parser_mediator.ProduceEventData(
+            self._getEventData(
+              f"BackupStateInfo - {val['localizedDescription']}",
+              val['date']
+            )
+          )
 
 plist.PlistParser.RegisterPlugin(IOSMobileBackupPlistPlugin)