diff --git a/nixos/modules/system/boot/loader/systemd-boot/systemd-boot-builder.py b/nixos/modules/system/boot/loader/systemd-boot/systemd-boot-builder.py
old mode 100755
new mode 100644
index f883c12e3a1d..78b43c57e905
--- a/nixos/modules/system/boot/loader/systemd-boot/systemd-boot-builder.py
+++ b/nixos/modules/system/boot/loader/systemd-boot/systemd-boot-builder.py
@@ -13,7 +13,6 @@ import sys
 import warnings
 from typing import NamedTuple
 
-from packaging import version
 
 libc = ctypes.CDLL("libc.so.6")
 
@@ -260,18 +259,12 @@ def install_bootloader(args: argparse.Namespace) -> None:
         if available_match is None:
             raise Exception("could not determine systemd-boot version")
 
-        installed_version = version.parse(installed_match.group(1))
-        available_version = version.parse(available_match.group(1))
+        installed_version = installed_match.group(1)
+        available_version = available_match.group(1)
 
-        # systemd 252 has a regression that leaves some machines unbootable, so we skip that update.
-        # The fix is in 252.2
-        # See https://github.com/systemd/systemd/issues/25363 and https://github.com/NixOS/nixpkgs/pull/201558#issuecomment-1348603263
         if installed_version < available_version:
-            if version.parse('252') <= available_version < version.parse('252.2'):
-                print("skipping systemd-boot update to %s because of known regression" % available_version)
-            else:
-                print("updating systemd-boot from %s to %s" % (installed_version, available_version))
-                subprocess.check_call(["@systemd@/bin/bootctl", "--esp-path=@efiSysMountPoint@"] + bootctl_flags + ["update"])
+            print("updating systemd-boot from %s to %s" % (installed_version, available_version))
+            subprocess.check_call(["@systemd@/bin/bootctl", "--esp-path=@efiSysMountPoint@", "update"])
 
     os.makedirs("@efiSysMountPoint@/efi/nixos", exist_ok=True)
     os.makedirs("@efiSysMountPoint@/loader/entries", exist_ok=True)
diff --git a/nixos/modules/system/boot/loader/systemd-boot/systemd-boot.nix b/nixos/modules/system/boot/loader/systemd-boot/systemd-boot.nix
index d9a1535ffc7d..6f0a62d0ea89 100644
--- a/nixos/modules/system/boot/loader/systemd-boot/systemd-boot.nix
+++ b/nixos/modules/system/boot/loader/systemd-boot/systemd-boot.nix
@@ -7,14 +7,12 @@ let
 
   efi = config.boot.loader.efi;
 
-  python3 = pkgs.python3.withPackages (ps: [ ps.packaging ]);
-
   systemdBootBuilder = pkgs.substituteAll {
     src = ./systemd-boot-builder.py;
 
     isExecutable = true;
 
-    inherit python3;
+    inherit (pkgs) python3;
 
     systemd = config.systemd.package;
 
@@ -52,7 +50,7 @@ let
   };
 
   checkedSystemdBootBuilder = pkgs.runCommand "systemd-boot" {
-    nativeBuildInputs = [ pkgs.mypy python3 ];
+    nativeBuildInputs = [ pkgs.mypy ];
   } ''
     install -m755 ${systemdBootBuilder} $out
     mypy \