diff --git a/src/06_multiple_futures/02_join.md b/src/06_multiple_futures/02_join.md
index c881826e..b88c88a9 100644
--- a/src/06_multiple_futures/02_join.md
+++ b/src/06_multiple_futures/02_join.md
@@ -3,7 +3,7 @@
 The `futures::join` macro makes it possible to wait for multiple different
 futures to complete while executing them all concurrently.
 
-# `join!`
+## `join!`
 
 When performing multiple asynchronous operations, it's tempting to simply
 `.await` them in a series: