diff --git a/pkgs/tools/system/uefitool/variants.nix b/pkgs/tools/system/uefitool/variants.nix
index cced17e6ddd..470c8a0ca4d 100644
--- a/pkgs/tools/system/uefitool/variants.nix
+++ b/pkgs/tools/system/uefitool/variants.nix
@@ -3,13 +3,13 @@ let
   common = opts: libsForQt5.callPackage (import ./common.nix opts) {};
 in rec {
   new-engine = common rec {
-    version = "A56";
-    sha256 = "0sxmjkrwcchxg2qmcjsw2vr42s7cdcg2fxkwb8axq2r2z23465gp";
+    version = "A57";
+    sha256 = "0algfdlxfjs582hsqmagbcmw06p8qlh0k5xczfkscs3prdn2vm7n";
     installFiles = [ "UEFITool/UEFITool" "UEFIFind/UEFIFind" "UEFIExtract/UEFIExtract" ];
   };
   old-engine = common rec {
-    version = "0.27.0";
-    sha256 = "1i1p823qld927p4f1wcphqcnivb9mq7fi5xmzibxc3g9zzgnyc2h";
+    version = "0.28.0";
+    sha256 = "1n2hd2dysi5bv2iyq40phh1jxc48gdwzs414vfbxvcharcwapnja";
     installFiles = [ "UEFITool" "UEFIReplace/UEFIReplace" "UEFIPatch/UEFIPatch" ];
   };
 }