diff --git a/mesa-28923.patch b/mesa-28923.patch
deleted file mode 100644
index 315b045..0000000
--- a/mesa-28923.patch
+++ /dev/null
@@ -1,39 +0,0 @@
-From 8561958ccfd9b3a742a8742cc5931e9a6f6a7814 Mon Sep 17 00:00:00 2001
-From: =?UTF-8?q?Jos=C3=A9=20Exp=C3=B3sito?= <jexposit@redhat.com>
-Date: Thu, 25 Apr 2024 11:47:31 +0200
-Subject: [PATCH] meson: Disable proc_macro2 unestable features
-MIME-Version: 1.0
-Content-Type: text/plain; charset=UTF-8
-Content-Transfer-Encoding: 8bit
-
-proc-macro2 >= 1.0.80 uses proc_macro_byte_character [1] and
-proc_macro_c_str_literals [2].
-Disable them until they are available.
-
-[1] https://github.com/rust-lang/rust/issues/115268
-[2] https://github.com/rust-lang/rust/issues/119750
-Signed-off-by: José Expósito <jexposit@redhat.com>
----
- subprojects/packagefiles/proc-macro2/meson.build | 6 ++++++
- 1 file changed, 6 insertions(+)
-
-diff --git a/subprojects/packagefiles/proc-macro2/meson.build b/subprojects/packagefiles/proc-macro2/meson.build
-index b39d76e80c825..5bd635c80a389 100644
---- a/subprojects/packagefiles/proc-macro2/meson.build
-+++ b/subprojects/packagefiles/proc-macro2/meson.build
-@@ -41,6 +41,12 @@ endif
- if rc.version().version_compare('< 1.57')
-   rust_args += ['--cfg', 'no_is_available']
- endif
-+if rc.version().version_compare('< 1.79')
-+  rust_args += [
-+    '--cfg', 'no_literal_byte_character',
-+    '--cfg', 'no_literal_c_string',
-+    ]
-+endif
- 
- u_ind = subproject('unicode-ident').get_variable('lib')
- 
--- 
-GitLab
-
diff --git a/mesa.spec b/mesa.spec
index 126deb0..bd45f0b 100644
--- a/mesa.spec
+++ b/mesa.spec
@@ -66,7 +66,7 @@
 
 Name:           mesa
 Summary:        Mesa graphics libraries
-%global ver 24.1.0-rc3
+%global ver 24.1.0-rc4
 Version:        %{lua:ver = string.gsub(rpm.expand("%{ver}"), "-", "~"); print(ver)}
 Release:        %autorelease
 License:        MIT AND BSD-3-Clause AND SGI-B-2.0
@@ -79,10 +79,6 @@ Source0:        https://archive.mesa3d.org/mesa-%{ver}.tar.xz
 Source1:        Mesa-MLAA-License-Clarification-Email.txt
 
 Patch10:        gnome-shell-glthread-disable.patch
-# Work around for the meson bug until an upstream fix lands
-# https://bugzilla.redhat.com/show_bug.cgi?id=2277018
-# https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/28923
-Patch11:        mesa-28923.patch
 
 BuildRequires:  meson >= 1.3.0
 BuildRequires:  gcc
diff --git a/sources b/sources
index d18ff33..026055d 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (mesa-24.1.0-rc3.tar.xz) = d75641a023ba489b5117b369a2d9007bcf6079f31375c9aa70afd968f8acc3695468e9cf2ef1989ed28459cf245fccd60507a0e8b0931401b77a4b2b21f0fe03
+SHA512 (mesa-24.1.0-rc4.tar.xz) = 8c31ea253543b1f8d1329eef9e20243ca7d6eb8c9645960bc53314de85ea8e3255d72816faa94935ba92e4802351c9a29e221d7e72048681de0a490bf4c52119