diff --git a/docs/usage.rst b/docs/usage.rst
index 07becb8..964a6f6 100644
--- a/docs/usage.rst
+++ b/docs/usage.rst
@@ -132,7 +132,7 @@ That's what CheckTrap is for.
     client = AsyncClient(ping_key="ping_key")
 
     # works with async too, and the ping api and slugs
-    with CheckTrap(client, check.slug) as ct:
+    async with CheckTrap(client, check.slug) as ct:
         # when entering the context manager, sends a start ping to your check
         # Add custom logs to what gets sent to healthchecks. Reminder, only the first 10k bytes get saved
         ct.add_log("My custom log message")