diff --git a/nixos/modules/services/web-apps/invoiceplane.nix b/nixos/modules/services/web-apps/invoiceplane.nix
index 095eec36dec3..527e248f65b0 100644
--- a/nixos/modules/services/web-apps/invoiceplane.nix
+++ b/nixos/modules/services/web-apps/invoiceplane.nix
@@ -236,7 +236,7 @@ in
     };
 
     services.phpfpm = {
-      phpPackage = pkgs.php74;
+      phpPackage = pkgs.php81;
       pools = mapAttrs' (hostName: cfg: (
         nameValuePair "invoiceplane-${hostName}" {
           inherit user;
@@ -302,4 +302,3 @@ in
 
   ]);
 }
-