diff --git a/0001-Check-architecture-lazily.patch b/0001-Check-architecture-lazily.patch
deleted file mode 100644
index c6e8499..0000000
--- a/0001-Check-architecture-lazily.patch
+++ /dev/null
@@ -1,94 +0,0 @@
-From 80a7043f12ffe6985ef3ce5bd9aac6c1c2ae2219 Mon Sep 17 00:00:00 2001
-From: =?UTF-8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= <zbyszek@in.waw.pl>
-Date: Sat, 10 Feb 2018 18:24:52 +0100
-Subject: [PATCH] Check architecture lazily
-
-Before this patch, mkosi wouldn't even run --help on a platform that
-wasn't amd64 or arm64. That's unnecessarily harsh, a lot of functionality
-is platform-independent and will work anywhere.
----
- mkosi | 33 +++++++++++++++++++++------------
- 1 file changed, 21 insertions(+), 12 deletions(-)
-
-diff --git a/mkosi b/mkosi
-index 4ef608bc68..3ecc1a7dd0 100755
---- a/mkosi
-+++ b/mkosi
-@@ -5,6 +5,7 @@
- import argparse
- import configparser
- import contextlib
-+import collections
- import crypt
- import ctypes, ctypes.util
- import errno
-@@ -84,15 +85,6 @@ GPT_ROOT_ARM_VERITY = uuid.UUID("7386cdf2203c47a9a498f2ecce45a2d6")
- GPT_ROOT_ARM_64_VERITY = uuid.UUID("df3300ced69f4c92978c9bfb0f38d820")
- GPT_ROOT_IA64_VERITY = uuid.UUID("86ed10d5b60745bb8957d350f23d0571")
-
--if platform.machine() == "x86_64":
-- GPT_ROOT_NATIVE = GPT_ROOT_X86_64
-- GPT_ROOT_NATIVE_VERITY = GPT_ROOT_X86_64_VERITY
--elif platform.machine() == "aarch64":
-- GPT_ROOT_NATIVE = GPT_ROOT_ARM_64
-- GPT_ROOT_NATIVE_VERITY = GPT_ROOT_ARM_64_VERITY
--else:
-- die("Don't know the %s architecture." % platform.machine())
--
- CLONE_NEWNS = 0x00020000
-
- FEDORA_KEYS_MAP = {
-@@ -109,6 +101,21 @@ FEDORA_KEYS_MAP = {
- GPT_HEADER_SIZE = 1024*1024
- GPT_FOOTER_SIZE = 1024*1024
-
-+GPTRootTypePair = collections.namedtuple('GPTRootTypePair', 'root verity')
-+
-+def gpt_root_native():
-+ """The tag for the native GPT root partition
-+
-+ Returns a tuple of two tags: for the root partition and for the
-+ matching verity partition.
-+ """
-+ if platform.machine() == "x86_64":
-+ return GPTRootTypePair(GPT_ROOT_X86_64, GPT_ROOT_X86_64_VERITY)
-+ elif platform.machine() == "aarch64":
-+ return GPTRootTypePair(GPT_ROOT_ARM_64, GPT_ROOT_ARM_64_VERITY)
-+ else:
-+ die("Unknown architecture {}.".format(platform.machine()))
-+
- def unshare(flags):
- libc = ctypes.CDLL(ctypes.util.find_library("c"), use_errno=True)
-
-@@ -367,7 +374,9 @@ def determine_partition_table(args):
- run_sfdisk = True
-
- if args.output_format != OutputFormat.raw_squashfs:
-- table += 'type={}, attrs={}, name="Root Partition"\n'.format(GPT_ROOT_NATIVE, "GUID:60" if args.read_only and args.output_format != OutputFormat.raw_btrfs else "")
-+ table += 'type={}, attrs={}, name="Root Partition"\n'.format(
-+ gpt_root_native().root,
-+ "GUID:60" if args.read_only and args.output_format != OutputFormat.raw_btrfs else "")
- run_sfdisk = True
-
- args.root_partno = pn
-@@ -1930,7 +1939,7 @@ def insert_squashfs(args, workspace, raw, loopdev, squashfs, for_cache):
-
- with complete_step('Inserting squashfs root partition'):
- args.root_size = insert_partition(args, workspace, raw, loopdev, args.root_partno, squashfs,
-- "Root Partition", GPT_ROOT_NATIVE)
-+ "Root Partition", gpt_root_native().root)
-
- def make_verity(args, workspace, dev, run_build_script, for_cache):
-
-@@ -1962,7 +1971,7 @@ def insert_verity(args, workspace, raw, loopdev, verity, root_hash, for_cache):
-
- with complete_step('Inserting verity partition'):
- insert_partition(args, workspace, raw, loopdev, args.verity_partno, verity,
-- "Verity Partition", GPT_ROOT_NATIVE_VERITY, u)
-+ "Verity Partition", gpt_root_native().verity, u)
-
- def patch_root_uuid(args, loopdev, root_hash, for_cache):
-
---
-2.14.3
-
diff --git a/mkosi.spec b/mkosi.spec
index 537f17c..5bcca98 100644
--- a/mkosi.spec
+++ b/mkosi.spec
@@ -6,7 +6,6 @@ Summary: Create legacy-free OS images
License: LGPLv2+
URL: https://github.com/systemd/mkosi
Source0: https://github.com/systemd/mkosi/archive/v%{version}/%{name}-%{version}.tar.gz
-Patch0001: 0001-Check-architecture-lazily.patch
BuildArch: noarch
BuildRequires: python3