diff --git a/40.md b/40.md
index ce06d57e..ca9eb0b3 100644
--- a/40.md
+++ b/40.md
@@ -54,6 +54,6 @@ Suggested Use Cases
 * Temporary announcements - This tag can be used to make temporary announcements. For example, an event organizer could use this tag to post announcements about an upcoming event.
 * Limited-time offers - This tag can be used by businesses to make limited-time offers that expire after a certain amount of time. For example, a business could use this tag to make a special offer that is only available for a limited time.
 
-#### One last time, be careful!
+#### Warning
 The events could be downloaded by third parties as they are publicly accessible all the time on the relays.
 So don't consider expiring messages as a security feature for your conversations or other uses.