diff --git a/scripts/extract-attributes.js b/scripts/extract-attributes.js
index 4b9482db..8409d58f 100644
--- a/scripts/extract-attributes.js
+++ b/scripts/extract-attributes.js
@@ -55,7 +55,10 @@ const attributeMap = supportedAttributes.reduce((map, reactAttribute) => {
  * descriptions and supported elements.
  */
 function extractAttributes($) {
-    const $table = $('#Attribute_list').next('table');
+    const $table = $('#Attribute_list').parent().find('table');
+    if($table.length !== 1) {
+        throw new Error('page structure changed at ' + htmlURL);
+    }
     const attributes = {};
 
     $table.find('tbody tr').each((i, row) => {
diff --git a/scripts/generate-components.js b/scripts/generate-components.js
index 0eecc1f0..d2e1a0da 100644
--- a/scripts/generate-components.js
+++ b/scripts/generate-components.js
@@ -192,6 +192,9 @@ function generatePropTypes(element, attributes) {
         component_name: PropTypes.string,
     }),
 
+    /**
+     * Dash-assigned callback that gets fired when the element is clicked.
+     */
     'setProps': PropTypes.func`
 }