diff --git a/packages/components/README.md b/packages/components/README.md
index 87c39ebe..26d73c6b 100644
--- a/packages/components/README.md
+++ b/packages/components/README.md
@@ -15,7 +15,7 @@ yarn add @quri/squiggle-components
 
 Add to `App.js`:
 
-```sh
+```jsx
 import {SquiggleEditor} from '@quri/squiggle-components';
 <SquiggleEditor initialSquiggleString="x = beta(3, 10); x + 20" />
 ```