diff --git a/srcpkgs/thunderbird/patches/flac-no-ffvpx.patch b/srcpkgs/thunderbird/patches/flac-no-ffvpx.patch
index 2e475e8c694..439f9edc665 100644
--- a/srcpkgs/thunderbird/patches/flac-no-ffvpx.patch
+++ b/srcpkgs/thunderbird/patches/flac-no-ffvpx.patch
@@ -1,10 +1,6 @@
-Enable FLAC on platforms without ffvpx like powerpc*
-
-diff --git dom/media/flac/FlacDecoder.cpp dom/media/flac/FlacDecoder.cpp
-index 53fc3c9937f7..b23771ab80fa 100644
 --- a/dom/media/flac/FlacDecoder.cpp
 +++ b/dom/media/flac/FlacDecoder.cpp
-@@ -7,6 +7,7 @@
+@@ -7,11 +7,22 @@
  #include "FlacDecoder.h"
  #include "MediaContainerType.h"
  #include "mozilla/StaticPrefs_media.h"
@@ -12,13 +8,19 @@ index 53fc3c9937f7..b23771ab80fa 100644
  
  namespace mozilla {
  
-@@ -14,5 +15,9 @@ namespace mozilla {
- bool FlacDecoder::IsEnabled() {
- #ifdef MOZ_FFVPX
-   return StaticPrefs::media_flac_enabled();
-+#elif defined(MOZ_FFMPEG)
-+  RefPtr<PDMFactory> platform = new PDMFactory();
+ /* static */
+-bool FlacDecoder::IsEnabled() { return StaticPrefs::media_flac_enabled(); }
++bool FlacDecoder::IsEnabled() {
++#ifdef MOZ_FFVPX
++  return StaticPrefs::media_flac_enabled();
++#elif defined(MOZ_FFVPX)
++  RefPtr<PDMFACTORY> platform = new PDMFactory();
 +  return StaticPrefs::media_flac_enabled() &&
-+         platform->SupportsMimeType("audio/flac"_ns);
- #else
-   return false;
++    platform->SupportMimeType("audio/flac"_ns);
++#else
++  return false;
++#endif
++}
+ 
+ /* static */
+ bool FlacDecoder::IsSupportedType(const MediaContainerType& aContainerType) {
diff --git a/srcpkgs/thunderbird/patches/sandbox-largefile.patch b/srcpkgs/thunderbird/patches/sandbox-largefile.patch
index 6ee7f3a8215..b49d1b872e4 100644
--- a/srcpkgs/thunderbird/patches/sandbox-largefile.patch
+++ b/srcpkgs/thunderbird/patches/sandbox-largefile.patch
@@ -1,17 +1,18 @@
---- a/security/sandbox/linux/SandboxFilter.cpp	2020-11-23 22:41:14.556378950 +0100
-+++ b/security/sandbox/linux/SandboxFilter.cpp	2020-11-23 22:40:23.595806444 +0100
-@@ -68,7 +68,13 @@
+--- a/security/sandbox/linux/SandboxFilter.cpp
++++ b/security/sandbox/linux/SandboxFilter.cpp
+@@ -77,10 +77,12 @@ using namespace sandbox::bpf_dsl;
  
- // The headers define O_LARGEFILE as 0 on x86_64, but we need the
+ // The GNU libc headers define O_LARGEFILE as 0 on x86_64, but we need the
  // actual value because it shows up in file flags.
--#define O_LARGEFILE_REAL 00100000
+-#if !defined(O_LARGEFILE) || O_LARGEFILE == 0
+-#  define O_LARGEFILE_REAL 00100000
 +#if defined(__x86_64__) || defined(__i386__) || defined(__mips__)
 +#define O_LARGEFILE_REAL 0100000
 +#elif defined(__powerpc__)
 +#define O_LARGEFILE_REAL 0200000
-+#else
+ #else
+-#  define O_LARGEFILE_REAL O_LARGEFILE
 +#define O_LARGEFILE_REAL O_LARGEFILE
-+#endif
+ #endif
  
  // Not part of UAPI, but userspace sees it in F_GETFL; see bug 1650751.
- #define FMODE_NONOTIFY 0x4000000
diff --git a/srcpkgs/thunderbird/template b/srcpkgs/thunderbird/template
index 7e32da62f45..7a8afd5d325 100644
--- a/srcpkgs/thunderbird/template
+++ b/srcpkgs/thunderbird/template
@@ -3,15 +3,15 @@
 # THIS PKG MUST BE SYNCHRONIZED WITH "srcpkgs/thunderbird-i18n".
 #
 pkgname=thunderbird
-version=115.12.2
+version=128.2.3
 revision=1
 build_helper="rust"
 short_desc="Standalone Mail/News reader"
 maintainer="dataCobra <datacobra@thinkbot.de>"
 license="MPL-2.0, GPL-2.0-or-later, LGPL-2.1-or-later"
 homepage="https://www.thunderbird.net/"
-distfiles="${MOZILLA_SITE}/thunderbird/releases/${version}/source/thunderbird-${version}.source.tar.xz"
-checksum=6378a0dbe8d785f58ab9778a507e36c33a5f869ae1a670638e27787b9864e638
+distfiles="${MOZILLA_SITE}/thunderbird/releases/${version}esr/source/thunderbird-${version}esr.source.tar.xz"
+checksum=7ad90cbceb74ba0c7fe466a8032bebeaf29c97d7a48eb7c67c201dadc204dcaa
 
 lib32disabled=yes