diff --git a/rspec-mocks-pr282-skip-mock-for-ruby4_0-inspect.patch b/rspec-mocks-pr282-skip-mock-for-ruby4_0-inspect.patch
deleted file mode 100644
index d1c309b..0000000
--- a/rspec-mocks-pr282-skip-mock-for-ruby4_0-inspect.patch
+++ /dev/null
@@ -1,35 +0,0 @@
-From 939c4799993b7ff7e524fac701ae6490772ca6de Mon Sep 17 00:00:00 2001
-From: Jon Rowe <hello@jonrowe.co.uk>
-Date: Mon, 1 Dec 2025 14:08:25 +0000
-Subject: [PATCH] Skip mock for calls to `:respond_to?` from `Kernel#inspect`
-
----
- rspec-mocks/lib/rspec/mocks/method_double.rb | 15 +++++++++++++--
- 1 file changed, 13 insertions(+), 2 deletions(-)
-
-diff --git a/rspec-mocks/lib/rspec/mocks/method_double.rb b/rspec-mocks/lib/rspec/mocks/method_double.rb
-index e2edb1e21..3276c49a5 100644
---- a/rspec-mocks/lib/rspec/mocks/method_double.rb
-+++ b/rspec-mocks/lib/rspec/mocks/method_double.rb
-@@ -68,8 +68,19 @@ def define_proxy_method
- 
-         save_original_implementation_callable!
-         definition_target.class_exec(self, method_name, @original_visibility || visibility) do |method_double, method_name, visibility|
--          define_method(method_name) do |*args, &block|
--            method_double.proxy_method_invoked(self, *args, &block)
-+          if RUBY_VERSION.to_f > 3 && method_name == :respond_to?
-+            define_method(method_name) do |*args, &block|
-+              # This is a work around for a respond_to? check within kernel_inspect
-+              if caller_locations[0].label == "Kernel#inspect"
-+                super(*args, &block)
-+              else
-+                method_double.proxy_method_invoked(self, *args, &block)
-+              end
-+            end
-+          else
-+            define_method(method_name) do |*args, &block|
-+              method_double.proxy_method_invoked(self, *args, &block)
-+            end
-           end
-           # This can't be `if respond_to?(:ruby2_keywords, true)`,
-           # see https://github.com/rspec/rspec-mocks/pull/1385#issuecomment-755340298
diff --git a/rubygem-rspec-mocks.spec b/rubygem-rspec-mocks.spec
index 2a2f1da..3f1ffe2 100644
--- a/rubygem-rspec-mocks.spec
+++ b/rubygem-rspec-mocks.spec
@@ -1,9 +1,9 @@
-%global	majorver	3.13.7
+%global	majorver	3.13.6
 #%%global	preminorver	.rc6
 %global	rpmminorver	.%(echo %preminorver | sed -e 's|^\\.\\.*||')
 %global	fullver	%{majorver}%{?preminorver}
 
-%global	baserelease	2
+%global	baserelease	1
 
 %global	gem_name	rspec-mocks
 
@@ -23,9 +23,6 @@ Source0:	https://rubygems.org/gems/%{gem_name}-%{fullver}.gem
 # %%{SOURCE2} %%{name} %%{version}
 Source1:	rubygem-%{gem_name}-%{version}-full.tar.gz
 Source2:	rspec-related-create-full-tarball.sh
-# https://github.com/rspec/rspec/pull/282/commits/939c4799993b7ff7e524fac701ae6490772ca6de
-# Skip mock for ruby4_0 Kernel#inspect
-Patch0:	rspec-mocks-pr282-skip-mock-for-ruby4_0-inspect.patch
 
 BuildRequires:	rubygems-devel
 %if %{without bootstrap}
@@ -58,7 +55,6 @@ This package contains documentation for %{name}.
 gem unpack %{SOURCE0}
 
 %setup -q -D -T -n  %{gem_name}-%{version} -b 1
-%patch -P0 -p2
 
 # Cucumber 7 syntax change
 sed -i cucumber.yml -e "s|~@wip|not @wip|"
@@ -122,12 +118,6 @@ cucumber
 %{gem_docdir}
 
 %changelog
-* Tue Dec 02 2025 Mamoru TASAKA <mtasaka@fedoraproject.org> - 3.13.7-2
-- Backport upstream patch to skip mock for Kernel#inspect on ruby4_0
-
-* Mon Nov 24 2025 Mamoru TASAKA <mtasaka@fedoraproject.org> - 3.13.7-1
-- 3.13.7
-
 * Fri Oct 17 2025 Mamoru TASAKA <mtasaka@fedoraproject.org> - 3.13.6-1
 - 3.13.6
 
diff --git a/sources b/sources
index 38528a1..2f17ca9 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-SHA512 (rspec-mocks-3.13.7.gem) = fa30824f1d7ab82e2c0d1cde1f076cb84b9a9e1e9e7292e33bcfda934468a50f2b59a1dc539137be14ad5b86465ed6fa12c32af2e3a79992c3ce5d278072861c
-SHA512 (rubygem-rspec-mocks-3.13.7-full.tar.gz) = 7666b07e6b9806e36d53ede810c6efc0ceb57bc554c96e0fdf44efbfd9dd027a8e999ce942d20bf46f93f93bfae1a88c7ffd0bfbf2cdf08601093a98218a059a
+SHA512 (rspec-mocks-3.13.6.gem) = 768199567b3220707d0294afb9d2e56a6e95e705f58ecae87cc1070de317d5883c41722bcc0f8445db582b341234553b1e3a583a66d5e18c81a5e1b23b5d8d70
+SHA512 (rubygem-rspec-mocks-3.13.6-full.tar.gz) = 47da2ab21faffa2e382c699580243ec1c3e0b8c7ba5885efc605ab777ebca28d4429b6e6988b4f64fddceb0230759a764dc0c8bf37d226c876b42120c21415d0