diff --git a/pkgs/servers/web-apps/engelsystem/default.nix b/pkgs/servers/web-apps/engelsystem/default.nix
index d154b1cee11c..eee76b1bf594 100644
--- a/pkgs/servers/web-apps/engelsystem/default.nix
+++ b/pkgs/servers/web-apps/engelsystem/default.nix
@@ -2,7 +2,7 @@
 
 let
   phpExt = php.withExtensions
-    ({ enabled, all }: with all; [ json filter mysqlnd mysqli pdo pdo_mysql ]);
+    ({ enabled, all }: with all; [ filter mysqlnd mysqli pdo pdo_mysql ]);
 in stdenv.mkDerivation rec {
   pname = "engelsystem";
   version = "3.1.0";
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 8dbc8ebf60ef..ed09a26b7191 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -21713,7 +21713,7 @@ with pkgs;
 
   dspam = callPackage ../servers/mail/dspam { };
 
-  engelsystem = callPackage ../servers/web-apps/engelsystem { php = php74; };
+  engelsystem = callPackage ../servers/web-apps/engelsystem { php = php81; };
 
   envoy = callPackage ../servers/http/envoy {
     jdk = openjdk11_headless;