diff --git a/README.md b/README.md
index 74b217e..e5dd205 100644
--- a/README.md
+++ b/README.md
@@ -105,7 +105,7 @@ show(r1, r2)
 ```
 ![svg](images/rect-rotate.svg)
 
-## Higer-Order Transformations
+## Higher-Order Transformations
 
 Joy supports higher-order transformation `repeat`.