diff --git a/ruby-3.4.2-Bug-21024-cstdbool-header-has-been-useless.patch b/ruby-3.4.2-Bug-21024-cstdbool-header-has-been-useless.patch
deleted file mode 100644
index 49837ac..0000000
--- a/ruby-3.4.2-Bug-21024-cstdbool-header-has-been-useless.patch
+++ /dev/null
@@ -1,26 +0,0 @@
-From 57a10fcde1e52ad2282da01c457311d6f190ccfe Mon Sep 17 00:00:00 2001
-From: Nobuyoshi Nakada <nobu@ruby-lang.org>
-Date: Tue, 14 Jan 2025 19:11:33 +0900
-Subject: [PATCH] [Bug #21024] <cstdbool> header has been useless
-
-And finally deprecated at C++-17.
-Patched by jprokop (Jarek Prokop).
----
- include/ruby/internal/stdbool.h | 4 ----
- 1 file changed, 4 deletions(-)
-
-diff --git a/include/ruby/internal/stdbool.h b/include/ruby/internal/stdbool.h
-index 1ca61136ba..7f3e6dcf97 100644
---- a/include/ruby/internal/stdbool.h
-+++ b/include/ruby/internal/stdbool.h
-@@ -27,10 +27,6 @@
- 
- #elif defined(__cplusplus)
- # /* bool is a keyword in C++. */
--# if defined(HAVE_STDBOOL_H) && (__cplusplus >= 201103L)
--#  include <cstdbool>
--# endif
--#
- # ifndef __bool_true_false_are_defined
- #  define __bool_true_false_are_defined
- # endif
diff --git a/ruby.spec b/ruby.spec
index 4396a7f..a9d940b 100644
--- a/ruby.spec
+++ b/ruby.spec
@@ -1,6 +1,6 @@
 %global major_version 3
 %global minor_version 4
-%global teeny_version 1
+%global teeny_version 2
 %global major_minor_version %{major_version}.%{minor_version}
 
 %global ruby_version %{major_minor_version}.%{teeny_version}
@@ -121,9 +121,9 @@
 %global drb_version 2.2.1
 %global getoptlong_version 0.2.1
 %global net_ftp_version 0.3.8
-%global net_imap_version 0.5.4
+%global net_imap_version 0.5.6
 %global net_pop_version 0.1.2
-%global net_smtp_version 0.5.0
+%global net_smtp_version 0.5.1
 %global nkf_version 0.2.0
 %global matrix_version 0.4.2
 %global minitest_version 5.25.4
@@ -278,12 +278,6 @@ Patch6: ruby-2.7.0-Initialize-ABRT-hook.patch
 # Disable syntax_suggest test suite, which tries to download its dependencies.
 # https://bugs.ruby-lang.org/issues/19297
 Patch9: ruby-3.3.0-Disable-syntax-suggest-test-case.patch
-# Don't include <cstdbool> header in C++ environment.
-# https://bugs.ruby-lang.org/issues/21024
-# https://github.com/ruby/ruby/pull/12628
-# See discussion on Ruby 3.5 PR
-# https://github.com/ruby/ruby/pull/12551#discussion_r1913285350
-Patch10: ruby-3.4.2-Bug-21024-cstdbool-header-has-been-useless.patch
 
 Requires: %{name}-libs%{?_isa} = %{version}-%{release}
 %{?with_rubypick:Suggests: rubypick}
@@ -776,7 +770,6 @@ analysis result in RBS format, a standard type description format for Ruby
 %patch 4 -p1
 %patch 6 -p1
 %patch 9 -p1
-%patch 10 -p1
 
 # Provide an example of usage of the tapset:
 cp -a %{SOURCE3} .
@@ -1882,7 +1875,11 @@ make -C %{_vpath_builddir} runruby TESTRUN_SCRIPT=" \
 
 
 %changelog
-* Sat Feb 01 2025 Björn Esser <besser82@fedoraproject.org>
+* Wed Feb 19 2025 Vít Ondruch <vondruch@redhat.com> - 3.4.2-23
+- Upgrade to Ruby 3.4.2.
+  Resolves: rhbz#2345875
+
+* Sat Feb 01 2025 Björn Esser <besser82@fedoraproject.org> - 3.4.1-23
 - Add explicit BR: libxcrypt-devel
 
 * Fri Jan 24 2025 Jarek Prokop <jprokop@redhat.com> - 3.4.1-22
diff --git a/sources b/sources
index 504f64b..0fa9f06 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (ruby-3.4.1.tar.xz) = 8d2e34117696f9debf463ae1eed288fdbb5c1a12e32800e901b69218e3b7302a0066052077e2ebca851e3a635296199bd5a10437eea1d6f787f69a77bb865680
+SHA512 (ruby-3.4.2.tar.xz) = cb8b5023bce316393716548c5f0a44c7d0240724ff79b995517641266af30bedc6f402c1c8fa27368ea607e2aa6d36bbb201e00c6e9dd2a80d837431d32343b5