diff --git a/src/Illuminate/Support/Collection.php b/src/Illuminate/Support/Collection.php
index 6d550d363632..63acd685839b 100644
--- a/src/Illuminate/Support/Collection.php
+++ b/src/Illuminate/Support/Collection.php
@@ -947,13 +947,9 @@ public function sort(callable $callback = null)
     {
         $items = $this->items;
 
-        $callback ? uasort($items, $callback) : uasort($items, function ($a, $b) {
-            if ($a == $b) {
-                return 0;
-            }
-
-            return ($a < $b) ? -1 : 1;
-        });
+        $callback
+            ? uasort($items, $callback)
+            : asort($items);
 
         return new static($items);
     }