diff --git a/index.js b/index.js
index 01880e1..293766e 100644
--- a/index.js
+++ b/index.js
@@ -29,6 +29,10 @@ function arraySort(arr, props, opts) {
   if (!Array.isArray(arr)) {
     throw new TypeError('array-sort expects an array.');
   }
+  
+  if (arr.length < 2) {
+      return arr;
+  }
 
   if (arguments.length === 1) {
     return arr.sort();