diff --git a/lib/error-boundary.js b/lib/error-boundary.js
index 3a163ce569..ccad7691b1 100644
--- a/lib/error-boundary.js
+++ b/lib/error-boundary.js
@@ -3,7 +3,7 @@ import PropTypes from 'prop-types';
 
 export default class ErrorBoundary extends React.Component {
   static propTypes = {
-    children: PropTypes.any,
+    children: PropTypes.node.isRequired,
     fallback: PropTypes.any,
   };