diff --git a/lib/array.js b/lib/array.js
index <HASH>..<HASH> 100644
--- a/lib/array.js
+++ b/lib/array.js
@@ -7,7 +7,7 @@ export default function inspectArray(array, options) {
   const listContents = inspectList(array, options)
   options.truncate -= listContents.length
   const nonIndexProperties = Object.getOwnPropertyNames(array).filter(key => {
-    if (Number(key) < array.length) return false
+    return Number(key) >= array.length || key !== 'length'
     if (key === 'length') return false
     return true
   })
refactor(array): shorten filter condition for enumerable keys