diff --git a/lib/assertions.js b/lib/assertions.js
index d1d1e06..5156d68 100644
--- a/lib/assertions.js
+++ b/lib/assertions.js
@@ -2,6 +2,8 @@ var React = require('react');
 
 var INTERACTIVE = {
   'button': true,
+  'input': true,
+  'textarea': true,
   'a' (props) {
     return typeof props.href === 'string';
   }