diff --git a/src/components/layers/JSONEditor.jsx b/src/components/layers/JSONEditor.jsx
index 5621459f..34a2fb6c 100644
--- a/src/components/layers/JSONEditor.jsx
+++ b/src/components/layers/JSONEditor.jsx
@@ -19,6 +19,7 @@ import '../../vendor/codemirror/addon/lint/json-lint'
 class JSONEditor extends React.Component {
   static propTypes = {
     layer: PropTypes.object.isRequired,
+    maxHeight: PropTypes.number,
     onChange: PropTypes.func,
   }