diff --git a/README.md b/README.md
index 31dba42..d39f155 100644
--- a/README.md
+++ b/README.md
@@ -75,7 +75,7 @@ console.log(farewell); // => 👈 goodbye
 
 ## Recipes
 
-## Input validation
+### Input validation
 
 With [Zod](https://github.com/colinhacks/zod)