diff --git a/lib/pleroma/web/router.ex b/lib/pleroma/web/router.ex
index 462369806..a8468ea12 100644
--- a/lib/pleroma/web/router.ex
+++ b/lib/pleroma/web/router.ex
@@ -265,12 +265,6 @@ defmodule Pleroma.Web.Router do
     post("/account/update_profile_banner", TwitterAPI.Controller, :update_banner)
     post("/qvitter/update_background_image", TwitterAPI.Controller, :update_background)
 
-    post(
-      "/account/most_recent_notification",
-      TwitterAPI.Controller,
-      :update_most_recent_notification
-    )
-
     get("/statuses/home_timeline", TwitterAPI.Controller, :friends_timeline)
     get("/statuses/friends_timeline", TwitterAPI.Controller, :friends_timeline)
     get("/statuses/mentions", TwitterAPI.Controller, :mentions_timeline)
diff --git a/lib/pleroma/web/twitter_api/twitter_api_controller.ex b/lib/pleroma/web/twitter_api/twitter_api_controller.ex
index cd0e2121c..8a5cf5fcd 100644
--- a/lib/pleroma/web/twitter_api/twitter_api_controller.ex
+++ b/lib/pleroma/web/twitter_api/twitter_api_controller.ex
@@ -350,20 +350,6 @@ def external_profile(%{assigns: %{user: current_user}} = conn, %{"profileurl" =>
     end
   end
 
-  def update_most_recent_notification(%{assigns: %{user: user}} = conn, %{"id" => id}) do
-    with id when is_number(id) <- String.to_integer(id),
-         info <- user.info,
-         mrn <- max(id, user.info["most_recent_notification"] || 0),
-         updated_info <- Map.put(info, "most_recent_notification", mrn),
-         changeset <- User.info_changeset(user, %{info: updated_info}),
-         {:ok, _user} <- User.update_and_set_cache(changeset) do
-      conn
-      |> json_reply(200, Jason.encode!(mrn))
-    else
-      _e -> bad_request_reply(conn, "Can't update.")
-    end
-  end
-
   def followers(conn, params) do
     with {:ok, user} <- TwitterAPI.get_user(conn.assigns[:user], params),
          {:ok, followers} <- User.get_followers(user) do
diff --git a/test/web/twitter_api/twitter_api_controller_test.exs b/test/web/twitter_api/twitter_api_controller_test.exs
index 6bdcb4fd8..9062f1c4e 100644
--- a/test/web/twitter_api/twitter_api_controller_test.exs
+++ b/test/web/twitter_api/twitter_api_controller_test.exs
@@ -31,26 +31,6 @@ test "with credentials", %{conn: conn, user: user} do
     end
   end
 
-  describe "POST /api/account/most_recent_notification" do
-    setup [:valid_user]
-
-    test "without valid credentials", %{conn: conn} do
-      conn = post(conn, "/api/account/most_recent_notification.json")
-      assert json_response(conn, 403) == %{"error" => "Invalid credentials."}
-    end
-
-    test "with credentials", %{conn: conn, user: user} do
-      conn =
-        conn
-        |> with_credentials(user.nickname, "test")
-        |> post("/api/account/most_recent_notification.json", %{id: "200"})
-
-      assert json_response(conn, 200)
-      user = User.get_by_nickname(user.nickname)
-      assert user.info["most_recent_notification"] == 200
-    end
-  end
-
   describe "POST /statuses/update.json" do
     setup [:valid_user]