diff --git a/docs/jsx-in-depth.md b/docs/jsx-in-depth.md
index 9cdd899c..41c3813d 100644
--- a/docs/jsx-in-depth.md
+++ b/docs/jsx-in-depth.md
@@ -381,6 +381,8 @@ Children passed to a custom component can be anything, as long as that component
 
 <div>{null}</div>
 
+<div>{undefined}</div>
+
 <div>{true}</div>
 ```