diff --git a/python-ujson-system-double-conversion.patch b/python-ujson-system-double-conversion.patch
deleted file mode 100644
index 287a472..0000000
--- a/python-ujson-system-double-conversion.patch
+++ /dev/null
@@ -1,16 +0,0 @@
-Index: ujson-4.3.0/setup.py
-===================================================================
---- ujson-4.3.0.orig/setup.py
-+++ ujson-4.3.0/setup.py
-@@ -15,9 +15,9 @@ module1 = Extension(
-         "./lib/ultrajsonenc.c",
-         "./lib/ultrajsondec.c",
-     ],
--    include_dirs=["./python", "./lib", "./deps/double-conversion/double-conversion"],
-+    include_dirs=["./python", "./lib", "/usr/include/double-conversion"],
-     extra_compile_args=["-D_GNU_SOURCE"],
--    extra_link_args=["-lstdc++", "-lm"],
-+    extra_link_args=["-lstdc++", "-lm", "-ldouble-conversion"],
- )
- 
- with open("python/version_template.h") as f:
diff --git a/python-ujson.changes b/python-ujson.changes
index 280fd4a..1f94fe2 100644
--- a/python-ujson.changes
+++ b/python-ujson.changes
@@ -1,3 +1,32 @@
+-------------------------------------------------------------------
+Tue May 24 16:34:36 UTC 2022 - Gayane Osipyan <Gayane.Osipyan@suse.com>
+
+- update to version 5.3.0
+  * Test Python 3.11 beta (#539) @hugovk
+  * Benchmark refactor - argparse CLI (#533) @Erotemic
+  * Fix segmentation faults when errors occur while handling unserialisable objects (#531) @JustAnotherArchivist
+  * Fix segmentation fault when an exception is raised while converting a dict key to a string (#526) @JustAnotherArchivist
+  * Fix memory leak dumping on non-string dict keys (#521) @JustAnotherArchivist
+  * Fix ref counting on repeated default function calls (#524) @JustAnotherArchivist
+  * Remove redundant wheel dependency from pyproject.toml (#535) @hugovk
+- Release 5.2.0
+  * Support parsing NaN, Infinity and -Infinity (#514) @Erotemic
+  * Support dynamically linking against system double-conversion library (#508) @musicinmybrain
+  * Add env var to control stripping debug info (#507) @musicinmybrain
+  * Add JSONDecodeError (#498) @JustAnotherArchivist
+  * Fix buffer overflows (CVE-2021-45958) (#519) @JustAnotherArchivist
+  * Upgrade Black to fix Click (#515) @hugovk
+  * simplify exception handling on integer overflow (#510) @RouquinBlanc
+  * Remove dead code that used to handle the separate int type in Python 2 (#509) @JustAnotherArchivist
+  * Fix exceptions on encoding list or dict elements and non-overflow errors on int handling getting silenced (#505) @JustAnotherArchivist
+- Release 5.1.0
+  * Strip debugging symbols from Linux binaries (#493) @bwoodsend
+- Release 5.0.0
+  * Use cibuildwheel to build wheels (#491) @bwoodsend
+  * Drop support for soon-EOL Python 3.6 (#490) @hugovk
+  * Install Twine to upload to PyPI (#492) @hugovk
+- Remove python-ujson-system-double-conversion.patch (upstreamed)
+
 -------------------------------------------------------------------
 Sat Dec 11 18:15:20 UTC 2021 - Ben Greiner <code@bnavigator.de>
 
diff --git a/python-ujson.spec b/python-ujson.spec
index 003b086..d6778a5 100644
--- a/python-ujson.spec
+++ b/python-ujson.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package python-ujson
 #
-# Copyright (c) 2021 SUSE LLC
+# Copyright (c) 2022 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -19,14 +19,12 @@
 %{?!python_module:%define python_module() python3-%{**}}
 %define skip_python2 1
 Name:           python-ujson
-Version:        4.3.0
+Version:        5.3.0
 Release:        0
 Summary:        JSON encoder and decoder for Python
 License:        BSD-3-Clause
 URL:            https://github.com/esnme/ultrajson
 Source:         https://files.pythonhosted.org/packages/source/u/ujson/ujson-%{version}.tar.gz
-# unbundle double-conversion (https://github.com/ultrajson/ultrajson/issues/375)
-Patch0:         python-ujson-system-double-conversion.patch
 BuildRequires:  %{python_module devel}
 BuildRequires:  %{python_module pytest}
 BuildRequires:  %{python_module setuptools_scm}
@@ -48,6 +46,8 @@ bindings for Python 2.7 and 3.5+
 %build
 rm -r deps
 export CFLAGS="%{optflags} -fno-strict-aliasing"
+export UJSON_BUILD_DC_INCLUDES='/usr/include/double-conversion'
+export UJSON_BUILD_DC_LIBS='-ldouble-conversion'
 %python_build
 
 %install
diff --git a/ujson-4.3.0.tar.gz b/ujson-4.3.0.tar.gz
deleted file mode 100644
index 04569fb..0000000
--- a/ujson-4.3.0.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:baee56eca35cb5fbe02c28bd9c0936be41a96fa5c0812d9d4b7edeb5c3d568a0
-size 7129405
diff --git a/ujson-5.3.0.tar.gz b/ujson-5.3.0.tar.gz
new file mode 100644
index 0000000..b5cdc89
--- /dev/null
+++ b/ujson-5.3.0.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ab938777b3ac0372231ee654a7f6a13787e587b1ca268d8aa7e6fb6846e477d0
+size 7137499