diff --git a/app/assets/javascripts/discourse/app/routes/discourse.js b/app/assets/javascripts/discourse/app/routes/discourse.js
index b0822393fe1..8cbeb029ab1 100644
--- a/app/assets/javascripts/discourse/app/routes/discourse.js
+++ b/app/assets/javascripts/discourse/app/routes/discourse.js
@@ -2,8 +2,6 @@ import { action } from "@ember/object";
 import Route from "@ember/routing/route";
 import { once } from "@ember/runloop";
 import { service } from "@ember/service";
-import deprecated from "discourse/lib/deprecated";
-import { getOwnerWithFallback } from "discourse/lib/get-owner";
 import { seenUser } from "discourse/lib/user-presence";
 
 export default class DiscourseRoute extends Route {
@@ -45,18 +43,6 @@ export default class DiscourseRoute extends Route {
     }
   }
 
-  openTopicDraft() {
-    deprecated(
-      "DiscourseRoute#openTopicDraft is deprecated. Inject the composer service and call openNewTopic instead",
-      { id: "discourse.open-topic-draft" }
-    );
-    if (this.currentUser?.has_topic_draft) {
-      return getOwnerWithFallback(this)
-        .lookup("service:composer")
-        .openNewTopic({ preferDraft: true });
-    }
-  }
-
   isCurrentUser(user) {
     if (!this.currentUser) {
       return false; // the current user is anonymous