diff --git a/server/lib/activitypub/context.ts b/server/lib/activitypub/context.ts
index 5308d32fe..349c4d227 100644
--- a/server/lib/activitypub/context.ts
+++ b/server/lib/activitypub/context.ts
@@ -127,7 +127,14 @@ const contextStore: { [ id in ContextType ]: (string | { [ id: string ]: string
     playlists: {
       '@id': 'pt:playlists',
       '@type': '@id'
-    }
+    },
+    support: {
+      '@type': 'sc:Text',
+      '@id': 'pt:support'
+    },
+
+    // TODO: remove in a few versions, introduced in 4.2
+    icons: 'as:icon'
   }),
 
   WatchAction: buildContext({