diff --git a/app/serializers/rest/announcement_serializer.rb b/app/serializers/rest/announcement_serializer.rb
index ae72f9acebea005108606c2b8f45ac6190511536..f27feb669b1135b78effe1613ac984b2cf9a2209 100644
--- a/app/serializers/rest/announcement_serializer.rb
+++ b/app/serializers/rest/announcement_serializer.rb
@@ -41,5 +41,9 @@ class REST::AnnouncementSerializer < ActiveModel::Serializer
     def url
       ActivityPub::TagManager.instance.url_for(object)
     end
+
+    def acct
+      object.pretty_acct
+    end
   end
 end
diff --git a/app/serializers/rest/status_serializer.rb b/app/serializers/rest/status_serializer.rb
index 1ed8948da1f2ee9d290c7df36a50e4ad3af4deae..0109de882bdc0021fdbeb9b9c86bd3b41981d602 100644
--- a/app/serializers/rest/status_serializer.rb
+++ b/app/serializers/rest/status_serializer.rb
@@ -145,7 +145,7 @@ class REST::StatusSerializer < ActiveModel::Serializer
     end
 
     def acct
-      object.account_acct
+      object.account.pretty_acct
     end
   end