diff --git a/pkgs/development/interpreters/php/8.1.nix b/pkgs/development/interpreters/php/8.1.nix
index 945717e38e5d..86d76fcbd76b 100644
--- a/pkgs/development/interpreters/php/8.1.nix
+++ b/pkgs/development/interpreters/php/8.1.nix
@@ -1,9 +1,9 @@
-{ callPackage, lib, stdenv, ... }@_args:
+{ callPackage, ... }@_args:
 
 let
   base = callPackage ./generic.nix (_args // {
-    version = "8.1.19";
-    hash = "sha256-ZCByB/2jC+kmou8fZv8ma/H9x+AzObyZ+7oKEkXkJ5s=";
+    version = "8.1.20";
+    hash = "sha256-VVeFh1FKJwdQD4UxnlfA1N+biAPNsmVmWVrEv0WdxN0=";
   });
 
 in