diff --git a/lib/pleroma/web/mastodon_api/views/instance_view.ex b/lib/pleroma/web/mastodon_api/views/instance_view.ex
index 4fed1af74..2717da99d 100644
--- a/lib/pleroma/web/mastodon_api/views/instance_view.ex
+++ b/lib/pleroma/web/mastodon_api/views/instance_view.ex
@@ -65,6 +65,7 @@ defmodule Pleroma.Web.MastodonAPI.InstanceView do
       "shareable_emoji_packs",
       "multifetch",
       "pleroma:api/v1/notifications:include_types_filter",
+      "quote_posting",
       "editing",
       if Config.get([:media_proxy, :enabled]) do
         "media_proxy"