diff --git a/src/CustomInput.js b/src/CustomInput.js
index 6ec6a9a1b..6e614e7d7 100644
--- a/src/CustomInput.js
+++ b/src/CustomInput.js
@@ -7,7 +7,7 @@ const propTypes = {
   className: PropTypes.string,
   id: PropTypes.oneOfType([PropTypes.string, PropTypes.number]).isRequired,
   type: PropTypes.string.isRequired,
-  label: PropTypes.string,
+  label: PropTypes.node,
   inline: PropTypes.bool,
   valid: PropTypes.bool,
   invalid: PropTypes.bool,