diff --git a/fibonacci/php/code.php b/fibonacci/php/code.php
index c72c67ef..f5fe61b3 100644
--- a/fibonacci/php/code.php
+++ b/fibonacci/php/code.php
@@ -2,8 +2,7 @@
 
 function fibonacci(int $n): int
 {
-    if ($n == 0) return 0;
-    if ($n == 1) return 1;
+    if ($n < 2) return $n;
     return fibonacci($n - 1) + fibonacci($n - 2);
 }