diff --git a/rubygem-webkit2-gtk.spec b/rubygem-webkit2-gtk.spec
index d2a9991..ec9ac75 100644
--- a/rubygem-webkit2-gtk.spec
+++ b/rubygem-webkit2-gtk.spec
@@ -3,8 +3,8 @@
 %undefine        _changelog_trimtime
 
 Name:		rubygem-%{gem_name}
-Version:	4.2.0
-Release:	2%{?dist}
+Version:	4.2.1
+Release:	1%{?dist}
 
 Summary:	Ruby binding of WebKit2GTK+
 # SPDX confirmed
@@ -54,7 +54,7 @@ Documentation for %{name}.
 mv ../%{gem_name}-%{version}.gemspec .
 
 # Adjust rubygems-gnome2 requirement to be more flexible
-sed -i -e 's|= 4\.2\.0|>= 4.2.0|' %{gem_name}-%{version}.gemspec
+sed -i -e 's|= 4\.2\.1|>= 4.2.1|' %{gem_name}-%{version}.gemspec
 # pkgconfig dependency is actually not needed (when using rpm
 # dependency solver)
 sed -i dependency-check/Rakefile \
@@ -126,6 +126,9 @@ popd
 %doc	%{gem_instdir}/sample
 
 %changelog
+* Fri Feb 23 2024 Mamoru TASAKA <mtasaka@fedoraproject.org> - 4.2.1-1
+- 4.2.1
+
 * Fri Jan 26 2024 Fedora Release Engineering <releng@fedoraproject.org> - 4.2.0-2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild
 
diff --git a/sources b/sources
index 3b69da3..086fb6f 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (webkit2-gtk-4.2.0.gem) = 3305d5b1486287372856deda6b942c8f0041125166623c83ffcd5308f721461e9d992e06b629ef0f8c381364947a487cb490e1d2abb622bb14c8c3703cf3f609
+SHA512 (webkit2-gtk-4.2.1.gem) = 40bde52d8883267fc0235b48a53803ac4be63797138b0c0d734895e4750c6e6a710fcf297e5c53a3388d7649acdb2eb437bb24360f38dfc2a4817708a78179cb