diff --git a/mayan/apps/documents/south_migrations/0020_auto__chg_field_recentdocument_datetime_accessed__chg_field_documentve.py b/mayan/apps/documents/south_migrations/0020_auto__chg_field_recentdocument_datetime_accessed__chg_field_documentve.py
index f8f234ae4c..0ad55d4d04 100644
--- a/mayan/apps/documents/south_migrations/0020_auto__chg_field_recentdocument_datetime_accessed__chg_field_documentve.py
+++ b/mayan/apps/documents/south_migrations/0020_auto__chg_field_recentdocument_datetime_accessed__chg_field_documentve.py
@@ -17,13 +17,11 @@ class Migration(SchemaMigration):
         # Removing index on 'DocumentVersion', fields ['timestamp']
         db.delete_index(u'documents_documentversion', ['timestamp'])
 
-
         # Changing field 'Document.date_added'
         db.alter_column(u'documents_document', 'date_added', self.gf('django.db.models.fields.DateTimeField')(auto_now_add=True))
         # Removing index on 'Document', fields ['date_added']
         db.delete_index(u'documents_document', ['date_added'])
 
-
     def backwards(self, orm):
         # Adding index on 'Document', fields ['date_added']
         db.create_index(u'documents_document', ['date_added'])
@@ -31,7 +29,6 @@ class Migration(SchemaMigration):
         # Adding index on 'DocumentVersion', fields ['timestamp']
         db.create_index(u'documents_documentversion', ['timestamp'])
 
-
         # Changing field 'RecentDocument.datetime_accessed'
         db.alter_column(u'documents_recentdocument', 'datetime_accessed', self.gf('django.db.models.fields.DateTimeField')())
 
@@ -140,4 +137,4 @@ class Migration(SchemaMigration):
         }
     }
 
-    complete_apps = ['documents']
\ No newline at end of file
+    complete_apps = ['documents']