diff --git a/app/assets/javascripts/discourse/app/routes/tag-show.js b/app/assets/javascripts/discourse/app/routes/tag-show.js
index 19d5f8cb745..9c73f3b1d8d 100644
--- a/app/assets/javascripts/discourse/app/routes/tag-show.js
+++ b/app/assets/javascripts/discourse/app/routes/tag-show.js
@@ -213,7 +213,7 @@ export default DiscourseRoute.extend(FilterModeMixin, {
 
   @action
   dismissRead(operationType) {
-    const controller = this.controllerFor("tags-show");
+    const controller = this.controllerFor("tag-show");
     let options = {
       tagName: controller.tag?.id,
     };