diff --git a/watchlist-for-activitypub-apps.md b/watchlist-for-activitypub-apps.md
index 2ac02b5..bd1e9b0 100644
--- a/watchlist-for-activitypub-apps.md
+++ b/watchlist-for-activitypub-apps.md
@@ -177,7 +177,7 @@
 
 * **[snap.as](https://github.com/snapas)**: Photo sharing
 
-* :black_nib: **[Soundstorm](https://github.com/weathermen/soundstorm)**: The Federated Social Audio Platform. `GPL-3.0, Python`
+* :black_nib: **[Soundstorm](https://github.com/weathermen/soundstorm)**: The Federated Social Audio Platform. (Currently inactive, see [issue](https://github.com/weathermen/soundstorm/issues/21#issuecomment-882626364)) `GPL-3.0, Python`
  
 #### Events and Meetups