diff --git a/json-pr554-JSON_dump-hash-regression-fix.patch b/json-pr554-JSON_dump-hash-regression-fix.patch
deleted file mode 100644
index 9da187e..0000000
--- a/json-pr554-JSON_dump-hash-regression-fix.patch
+++ /dev/null
@@ -1,64 +0,0 @@
-From 8e0076a3f2f8a7277e659607ab195845ce505a01 Mon Sep 17 00:00:00 2001
-From: Jean Boussier <jean.boussier@gmail.com>
-Date: Fri, 1 Dec 2023 11:46:16 +0100
-Subject: [PATCH] JSON.dump: handle unenclosed hashes regression
-
-Fix: https://github.com/flori/json/issues/553
-
-We can never add keyword arguments to `dump` otherwise
-existing code using unenclosed hash will break.
----
- lib/json/common.rb           | 10 ++++++++--
- tests/json_generator_test.rb |  4 ++++
- 2 files changed, 12 insertions(+), 2 deletions(-)
-
-diff --git a/lib/json/common.rb b/lib/json/common.rb
-index 53b66a9b..f51f02d4 100644
---- a/lib/json/common.rb
-+++ b/lib/json/common.rb
-@@ -611,7 +611,7 @@ class << self
-   #   puts File.read(path)
-   # Output:
-   #   {"foo":[0,1],"bar":{"baz":2,"bat":3},"bam":"bad"}
--  def dump(obj, anIO = nil, limit = nil, strict: NOT_SET)
-+  def dump(obj, anIO = nil, limit = nil, kwargs = nil)
-     if anIO and limit.nil?
-       anIO = anIO.to_io if anIO.respond_to?(:to_io)
-       unless anIO.respond_to?(:write)
-@@ -621,7 +621,7 @@ def dump(obj, anIO = nil, limit = nil, strict: NOT_SET)
-     end
-     opts = JSON.dump_default_options
-     opts = opts.merge(:max_nesting => limit) if limit
--    opts[:strict] = strict if NOT_SET != strict
-+    merge_dump_options(opts, **kwargs) if kwargs
-     result = generate(obj, opts)
-     if anIO
-       anIO.write result
-@@ -637,6 +637,12 @@ def dump(obj, anIO = nil, limit = nil, strict: NOT_SET)
-   def self.iconv(to, from, string)
-     string.encode(to, from)
-   end
-+
-+  private
-+
-+  def merge_dump_options(opts, strict: NOT_SET)
-+    opts[:strict] = strict if NOT_SET != strict
-+  end
- end
- 
- module ::Kernel
-diff --git a/tests/json_generator_test.rb b/tests/json_generator_test.rb
-index 46cbf9c7..0ce51423 100755
---- a/tests/json_generator_test.rb
-+++ b/tests/json_generator_test.rb
-@@ -62,6 +62,10 @@ def test_generate
-     assert_equal '666', generate(666)
-   end
- 
-+  def test_dump_unenclosed_hash
-+    assert_equal '{"a":1,"b":2}', dump(a: 1, b: 2)
-+  end
-+
-   def test_generate_pretty
-     json = pretty_generate({})
-     assert_equal(<<'EOT'.chomp, json)
diff --git a/sources b/sources
index 7c07cb6..2fe97d4 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-SHA512 (json-2.7.0.gem) = 88b2aec93197764e47e27435112d4d3b6e7437c0b48fe2848a62fb637c4f356ad28d8ecbf9ba194bac5e567ec743cdebb3b15b91bcbd0788f3e417414c751218
-SHA512 (rubygem-json-2.7.0-missing-files.tar.gz) = 4b5d137248b0bbce99eb7832bab6267b13a18826e0fd1672de26d29739f6d72c9c58e9379c9f951c6ea0e1b99cf2cb07c0c448b7fde84d52312daef2d538c775
+SHA512 (json-2.7.1.gem) = c0f79f86b2550c8d4d985b2fec1d72eb16a9771ec3666ce1bc44557df3127d2ed3190d032e8644837e04fb54729be9235ec70bb498718f8cd381b937320fcde7
+SHA512 (rubygem-json-2.7.1-missing-files.tar.gz) = 25454bf4e31a95f604047ebf0090b3573c3a6c7f795235dbce463588aecdcac10aa328311edbf668a158dc9c113ffb11c973ca7b425576eeba66363982f6df36