diff --git a/pkgs/development/php-packages/phpstan/default.nix b/pkgs/development/php-packages/phpstan/default.nix
index 31a823ddff75..b277c996be2e 100644
--- a/pkgs/development/php-packages/phpstan/default.nix
+++ b/pkgs/development/php-packages/phpstan/default.nix
@@ -1,14 +1,14 @@
 { mkDerivation, fetchurl, makeWrapper, lib, php }:
 let
   pname = "phpstan";
-  version = "1.8.5";
+  version = "1.8.6";
 in
 mkDerivation {
   inherit pname version;
 
   src = fetchurl {
     url = "https://github.com/phpstan/phpstan/releases/download/${version}/phpstan.phar";
-    sha256 = "sha256-4OScF/hdzWA4kT7YZ/ltZdkmUO42YaTTtTfbl9iRr1I=";
+    sha256 = "sha256-8scUd8BT6u9rqBPoaXozkn6H9PIWF/MWNWT9y8RwPkg=";
   };
 
   dontUnpack = true;