diff --git a/rubygem-crack-0.4.5-Use-named-parameters-for-safe_load.patch b/rubygem-crack-0.4.5-Use-named-parameters-for-safe_load.patch
new file mode 100644
index 0000000..de91629
--- /dev/null
+++ b/rubygem-crack-0.4.5-Use-named-parameters-for-safe_load.patch
@@ -0,0 +1,33 @@
+From 7fa8d8aea4a041969e433debef7f4d5d59881ae2 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?V=C3=ADt=20Ondruch?= <vondruch@redhat.com>
+Date: Fri, 11 Mar 2022 18:29:43 +0100
+Subject: [PATCH] Use named parameters for `safe_load`.
+
+This is available since Psych 3.1 [[1], [2]], but mandatory since Psych
+4.0 [[3]].
+
+Fixes #72
+
+[1]: https://github.com/ruby/psych/pull/358
+[2]: https://github.com/ruby/psych/pull/378
+[3]: https://github.com/ruby/psych/commit/0767227051dbddf1f949eef512c174deabf22891
+---
+ lib/crack/json.rb | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/lib/crack/json.rb b/lib/crack/json.rb
+index 1a27ac7..528aad6 100644
+--- a/lib/crack/json.rb
++++ b/lib/crack/json.rb
+@@ -13,7 +13,7 @@ module Crack
+ 
+     def self.parse(json)
+       yaml = unescape(convert_json_to_yaml(json))
+-      YAML.safe_load(yaml, [Regexp, Date, Time])
++      YAML.safe_load(yaml, permitted_classes: [Regexp, Date, Time])
+     rescue *parser_exceptions
+       raise ParseError, "Invalid JSON string"
+     rescue Psych::DisallowedClass
+-- 
+2.34.1
+
diff --git a/rubygem-crack.spec b/rubygem-crack.spec
index 849f71b..7a4b993 100644
--- a/rubygem-crack.spec
+++ b/rubygem-crack.spec
@@ -3,11 +3,13 @@
 Summary:             Really simple JSON and XML parsing, ripped from Merb and Rails
 Name:                rubygem-%{gem_name}
 Version:             0.4.5
-Release:             1
+Release:             2
 License:             MIT
 URL:                 https://github.com/jnunemaker/crack
 Source0:             https://rubygems.org/gems/%{gem_name}-%{version}.gem
 Source1:             crack-%{version}-tests.tar.gz
+# https://github.com/jnunemaker/crack/pull/73
+Patch0:              rubygem-crack-0.4.5-Use-named-parameters-for-safe_load.patch
 # ruby package has just soft dependency on rubygem(bigdecimal), while
 # crack always requires it.
 Requires:            rubygem(bigdecimal)
@@ -31,6 +33,7 @@ This package contains documentation for %{name}.
 
 %prep
 %setup -q -n %{gem_name}-%{version} -b 1
+%patch0 -p1
 
 %build
 # Create the gem as gem install only works on a gem file
@@ -61,7 +64,10 @@ popd
 %doc %{gem_docdir}
 
 %changelog
-* Tue Mar 29 liyanan <liyanan32@huawei.com> - 0.4.5-1
+* Wed Jan 4 2023 liyanan <liyanan32@h-partners.com> - 1:0.4.5-2
+- Fix Ruby 3.1 / Psych 4.0 compatibility
+
+* Tue Mar 29 2022 liyanan <liyanan32@huawei.com> - 0.4.5-1
 - update to 0.4.5
 
 * Mon Jul 27 2020 wangxiao <wangxiao65@huawei.com> - 0.4.2-1