diff --git a/src/core-components/input.js b/src/core-components/input.js
index 4ed78f2e..25011a2b 100644
--- a/src/core-components/input.js
+++ b/src/core-components/input.js
@@ -2,6 +2,18 @@ import React from 'react';
 
 var Input = React.createClass({
 
+    propTypes: {
+        value: React.PropTypes.string,
+        validation: React.PropTypes.func,
+        onChange: React.PropTypes.func
+    },
+
+    getDefaultProps() {
+        return {
+            value: ''
+        };
+    },
+
     render() {
         return (
             <input {...this.getProps()} />