diff --git a/docs/integrations.md b/docs/integrations.md
index 4613cb58..fede1703 100644
--- a/docs/integrations.md
+++ b/docs/integrations.md
@@ -42,6 +42,7 @@ I've added a ⭐ to projects or posts that have a significant following, or had
 - [Monibot](https://monibot.io/) - Monibot monitors your websites, servers and applications and notifies you if something goes wrong.
 - [Miniflux](https://miniflux.app/docs/ntfy.html) - Minimalist and opinionated feed reader
 - [Beszel](https://beszel.dev/guide/notifications/ntfy) - Server monitoring platform
+- [Simple Observability](https://simpleobservability.com/docs/alerts/ntfy) - Server monitoring and observability platform
 
 ## Integration via HTTP/SMTP/etc.
 
diff --git a/docs/subscribe/api.md b/docs/subscribe/api.md
index d98134e5..a52e17f6 100644
--- a/docs/subscribe/api.md
+++ b/docs/subscribe/api.md
@@ -295,7 +295,7 @@ Available filters (all case-insensitive):
 | `message`       | `X-Message`, `m`          | `ntfy.sh/mytopic/json?message=lalala`         | Only return messages that match this exact message string               |
 | `title`         | `X-Title`, `t`            | `ntfy.sh/mytopic/json?title=some+title`       | Only return messages that match this exact title string                 |
 | `priority`      | `X-Priority`, `prio`, `p` | `ntfy.sh/mytopic/json?p=high,urgent`          | Only return messages that match *any priority listed* (comma-separated) |
-| `tags`          | `X-Tags`, `tag`, `ta`     | `ntfy.sh/mytopic?/jsontags=error,alert`       | Only return messages that match *all listed tags* (comma-separated)     |
+| `tags`          | `X-Tags`, `tag`, `ta`     | `ntfy.sh/mytopic/json?tags=error,alert`       | Only return messages that match *all listed tags* (comma-separated)     |
 
 ### Subscribe to multiple topics
 It's possible to subscribe to multiple topics in one HTTP call by providing a comma-separated list of topics 
diff --git a/tools/fbsend/main.go b/tools/fbsend/main.go
index 9c5e9f70..299c384c 100644
--- a/tools/fbsend/main.go
+++ b/tools/fbsend/main.go
@@ -1,3 +1,5 @@
+//go:build !nofirebase
+
 package main
 
 import (