diff --git a/app/soapbox/utils/features.ts b/app/soapbox/utils/features.ts
index 2f24c07f4..0068f17dd 100644
--- a/app/soapbox/utils/features.ts
+++ b/app/soapbox/utils/features.ts
@@ -463,6 +463,12 @@ const getInstanceFeatures = (instance: Instance) => {
       v.software === PLEROMA,
     ]),
 
+    /**
+     * Ability to list followed hashtags.
+     * @see GET /api/v1/followed_tags
+     */
+    followedHashtagsList: v.software === MASTODON && gte(v.compatVersion, '4.1.0'),
+
     /**
      * Whether client settings can be retrieved from the API.
      * @see GET /api/pleroma/frontend_configurations