diff --git a/lib/pleroma/web/mastodon_api/controllers/account_controller.ex b/lib/pleroma/web/mastodon_api/controllers/account_controller.ex
index a307807a9..5303bdfd9 100644
--- a/lib/pleroma/web/mastodon_api/controllers/account_controller.ex
+++ b/lib/pleroma/web/mastodon_api/controllers/account_controller.ex
@@ -217,6 +217,7 @@ defmodule Pleroma.Web.MastodonAPI.AccountController do
       |> Maps.put_if_present(:is_locked, params[:locked])
       # Note: param name is indeed :discoverable (not an error)
       |> Maps.put_if_present(:is_discoverable, params[:discoverable])
+      |> Maps.put_if_present(:language, params[:language])
 
     # What happens here:
     #