diff --git a/head.js b/head.js
index 60e45506c..c83e31588 100644
--- a/head.js
+++ b/head.js
@@ -16,7 +16,7 @@
  * // => undefined
  */
 function head(array) {
-  return (array && array.length) ? array[0] : undefined
+  return (array != null && array.length) ? array[0] : undefined
 }
 
 export default head