diff --git a/src/Illuminate/Support/Stringable.php b/src/Illuminate/Support/Stringable.php
index 836bd3a9b1fd..414be0c27354 100644
--- a/src/Illuminate/Support/Stringable.php
+++ b/src/Illuminate/Support/Stringable.php
@@ -741,7 +741,7 @@ public function substrReplace($replace, $offset = 0, $length = null)
      */
     public function swap(array $map)
     {
-        return new static(str_replace(array_keys($map), array_values($map), $this->value));
+        return new static(strtr($this->value, $map));
     }
 
     /**