diff --git a/libburn-1.5.2-pl01.patch b/libburn-1.5.2-pl01.patch
deleted file mode 100644
index a67067d..0000000
--- a/libburn-1.5.2-pl01.patch
+++ /dev/null
@@ -1,244 +0,0 @@
-diff -Naur libburn-1.5.2/cdrskin/cdrfifo.c libburn-1.5.2.pl01/cdrskin/cdrfifo.c
---- libburn-1.5.2/cdrskin/cdrfifo.c	2018-09-06 12:03:40.000000000 +0200
-+++ libburn-1.5.2.pl01/cdrskin/cdrfifo.c	2019-11-25 19:38:34.000000000 +0100
-@@ -28,7 +28,20 @@
- #ifndef Cdrfifo_standalonE
- /* for burn_os_alloc_buffer() */
- #include "../libburn/libburn.h"
--#define Libburn_has_open_trac_srC 1
-+
-+/* ts B91124:
-+   DISABLED, because this spoils multi-track burning by slowing down first
-+   track and stalling before the second track begins. Obviously a problem
-+   with chained input and waiting for full O_DRIECT suitable read chunks.
-+   DO NOT ENABLE before the wait code in this source file is fixed.
-+   That long, ./configure option --enable-track-src-odirect must not
-+   get into effect in libburn. NO -DLibburn_read_o_direcT either.
-+
-+   For extra safety, O_DIRECT has been banned in libburn/sg-linux.c too.
-+
-+  # def ine Libburn_has_open_trac_srC 1
-+*/
-+
- #endif
- 
- #include "cdrfifo.h"
-diff -Naur libburn-1.5.2/cdrskin/cdrskin_eng.html libburn-1.5.2.pl01/cdrskin/cdrskin_eng.html
---- libburn-1.5.2/cdrskin/cdrskin_eng.html	2019-10-26 16:59:32.000000000 +0200
-+++ libburn-1.5.2.pl01/cdrskin/cdrskin_eng.html	2019-11-25 19:44:07.000000000 +0100
-@@ -67,7 +67,7 @@
- GPL software included:<BR>
- </H2>
- <DL>
--<DT>libburn-1.5.2</DT>
-+<DT>libburn-1.5.2.pl01</DT>
- <DD>(founded by Derek Foreman and Ben Jansens,
- developed and maintained since August 2006 by
- Thomas Schmitt from team of libburnia-project.org)
-@@ -202,13 +202,13 @@
- <P>
- <DL>
- <DT>Download as source code (see README):</DT>
--<DD><A HREF="cdrskin-1.5.2.tar.gz">cdrskin-1.5.2.tar.gz</A>
-+<DD><A HREF="cdrskin-1.5.2.pl01.tar.gz">cdrskin-1.5.2.pl01.tar.gz</A>
- (1060 KB).
- </DD>
--<DD><A HREF="cdrskin-1.5.2.tar.gz.sig">cdrskin-1.5.2.tar.gz.sig</A></DD>
-+<DD><A HREF="cdrskin-1.5.2.pl01.tar.gz.sig">cdrskin-1.5.2.pl01.tar.gz.sig</A></DD>
- <DD>
- (detached GPG signature for verification by
--<KBD>gpg --verify cdrskin-1.5.2.tar.gz.sig cdrskin-1.5.2.tar.gz</KBD>
-+<KBD>gpg --verify cdrskin-1.5.2.pl01.tar.gz.sig cdrskin-1.5.2.pl01.tar.gz</KBD>
- <BR>
- after <KBD>gpg --keyserver keys.gnupg.net --recv-keys ABC0A854</KBD>).
- </DD>
-@@ -280,9 +280,16 @@
- This caused Xfburn failures with some MATSHITA laptop drives.
- </LI>
- </UL>
-+Bug fixes towards cdrskin-1.5.2 (without .pl01):
-+<UL>
-+<LI>
-+cdrskin multi-track burning was slow and stalled after track 1.
-+Regression introduced in version 1.5.0 by commit 84fad99, 2018.02.05
-+</LI>
-+</UL>
- <!--
- <LI>none</LI>
--Bug fixes towards cdrskin-1.4.2 (without .pl01):
-+Bug fixes towards cdrskin-1.5.2 (without .pl01):
- <UL>
- </UL>
- -->
-@@ -300,7 +307,7 @@
- </UL>
- </DD>
- 
--<DD>Bug fixes towards cdrskin-1.5.2:
-+<DD>Bug fixes towards cdrskin-1.5.2.pl01:
- <UL>
- <LI>none yet</LI>
- <!--
-diff -Naur libburn-1.5.2/cdrskin/cdrskin_timestamp.h libburn-1.5.2.pl01/cdrskin/cdrskin_timestamp.h
---- libburn-1.5.2/cdrskin/cdrskin_timestamp.h	2019-10-26 16:57:47.000000000 +0200
-+++ libburn-1.5.2.pl01/cdrskin/cdrskin_timestamp.h	2019-11-25 19:35:10.000000000 +0100
-@@ -1 +1 @@
--#define Cdrskin_timestamP "2019.10.26.143001"
-+#define Cdrskin_timestamP "2019.11.25.094931"
-diff -Naur libburn-1.5.2/cdrskin/changelog.txt libburn-1.5.2.pl01/cdrskin/changelog.txt
---- libburn-1.5.2/cdrskin/changelog.txt	2019-10-26 17:09:41.000000000 +0200
-+++ libburn-1.5.2.pl01/cdrskin/changelog.txt	2019-11-25 19:42:40.000000000 +0100
-@@ -13945,6 +13945,19 @@
- * New cdrskin option --list_features
- 
- 
-+2019.11.25.091234  [91f7d4d]
-+configure.ac
-+libburn/sg-linux.c
-+cdrskin/cdrfifo.c
-+Bug fix: cdrskin multi-track burning was slow and stalled after track 1.
-+         Regression introduced in version 1.5.0 by commit 84fad99, 2018.02.05
-+
-+--------------------- bug fix release - cdrskin-1.5.2.pl01 - 2019.11.25.094931
-+* Bug fix: cdrskin multi-track burning was slow and stalled after track 1.
-+           Regression introduced in version 1.5.0 by commit 84fad99, 2018.02.05
-+           O_DIRECT is now disabled for track sources.
-+
-+
-   []
- ChangeLog
- cdrskin/cdrskin_eng.html
-diff -Naur libburn-1.5.2/cdrskin/README libburn-1.5.2.pl01/cdrskin/README
---- libburn-1.5.2/cdrskin/README	2019-10-26 16:55:47.000000000 +0200
-+++ libburn-1.5.2.pl01/cdrskin/README	2019-11-25 19:40:52.000000000 +0100
-@@ -4,7 +4,7 @@
- cdrskin. By Thomas Schmitt <scdbackup@gmx.net>
- Integrated sub project of libburnia-project.org but also published via:
- http://scdbackup.sourceforge.net/cdrskin_eng.html
--http://scdbackup.sourceforge.net/cdrskin-1.5.2.tar.gz
-+http://scdbackup.sourceforge.net/cdrskin-1.5.2.pl01.tar.gz
- 
- Copyright (C) 2006-2019 Thomas Schmitt, provided under GPL version 2 or later.
- ------------------------------------------------------------------------------
-@@ -26,9 +26,9 @@
- 
-                    Compilation, First Glimpse, Installation
- 
--Obtain cdrskin-1.5.2.tar.gz, take it to a directory of your choice and do:
-+Obtain cdrskin-1.5.2.pl01.tar.gz, take it to a directory of your choice and do:
- 
--    tar xzf cdrskin-1.5.2.tar.gz
-+    tar xzf cdrskin-1.5.2.pl01.tar.gz
-     cd cdrskin-1.5.2
- 
- Within that directory execute:
-diff -Naur libburn-1.5.2/ChangeLog libburn-1.5.2.pl01/ChangeLog
---- libburn-1.5.2/ChangeLog	2019-10-26 17:03:00.000000000 +0200
-+++ libburn-1.5.2.pl01/ChangeLog	2019-11-25 19:41:12.000000000 +0100
-@@ -1,3 +1,9 @@
-+libburn-1.5.2.pl01.tar.gz Mon Nov 25 2019
-+===============================================================================
-+* Bug fix: cdrskin multi-track burning was slow and stalled after track 1.
-+           Regression introduced in version 1.5.0 by commit 84fad99, 2018.02.05
-+           O_DIRECT is now disabled for track sources.
-+
- libburn-1.5.2.tar.gz Sat Oct 26 2019
- ===============================================================================
- * Bug fix: No lock was obtained for setting up a fifo object
-diff -Naur libburn-1.5.2/configure libburn-1.5.2.pl01/configure
---- libburn-1.5.2/configure	2019-10-26 17:21:16.000000000 +0200
-+++ libburn-1.5.2.pl01/configure	2019-11-25 19:45:43.000000000 +0100
-@@ -1444,7 +1444,7 @@
-   --enable-fast-install[=PKGS]
-                           optimize for fast installation [default=yes]
-   --disable-libtool-lock  avoid locking (might break parallel builds)
--  --enable-track-src-odirect Enable use of O_DIRECT with track input, default=no
-+  --enable-track-src-odirect   Banned for now: (Enable use of O_DIRECT with track input, default=no)
-   --enable-dvd-obs-64k    64 KB default size for DVD writing, default=no
-   --enable-dvd-obs-pad    pad DVD DAO sessions to 32 or 64 KB, default=no
-   --enable-pkg-check-modules      Enable pkg-config check for libcdio , default=no
-@@ -12310,8 +12310,9 @@
- fi
- 
- if test x$enable_track_src_odirect = xyes; then
--    LIBBURN_O_DIRECT_DEF="-DLibburn_read_o_direcT"
--    echo "enabled  use of O_DIRECT with track input"
-+#    LIBBURN_O_DIRECT_DEF="-DLibburn_read_o_direcT"
-+#    echo "enabled  use of O_DIRECT with track input"
-+    echo "REFUSED  to enable use of O_DIRECT with track input because of cdrskin multi-track bug"
- else
-     LIBBURN_O_DIRECT_DEF=
-     echo "disabled use of O_DIRECT with track input"
-diff -Naur libburn-1.5.2/configure.ac libburn-1.5.2.pl01/configure.ac
---- libburn-1.5.2/configure.ac	2019-10-26 16:53:10.000000000 +0200
-+++ libburn-1.5.2.pl01/configure.ac	2019-11-25 19:36:22.000000000 +0100
-@@ -218,11 +218,12 @@
- 
- dnl ts A91122
- AC_ARG_ENABLE(track-src-odirect,
--[  --enable-track-src-odirect Enable use of O_DIRECT with track input, default=no],
-+[  --enable-track-src-odirect   Banned for now: (Enable use of O_DIRECT with track input, default=no)],
-                , enable_track_src_odirect=no)
- if test x$enable_track_src_odirect = xyes; then
--    LIBBURN_O_DIRECT_DEF="-DLibburn_read_o_direcT"
--    echo "enabled  use of O_DIRECT with track input"
-+#    LIBBURN_O_DIRECT_DEF="-DLibburn_read_o_direcT"
-+#    echo "enabled  use of O_DIRECT with track input"
-+    echo "REFUSED  to enable use of O_DIRECT with track input because of cdrskin multi-track bug"
- else
-     LIBBURN_O_DIRECT_DEF=
-     echo "disabled use of O_DIRECT with track input"
-diff -Naur libburn-1.5.2/libburn/sg-linux.c libburn-1.5.2.pl01/libburn/sg-linux.c
---- libburn-1.5.2/libburn/sg-linux.c	2019-07-05 15:29:49.000000000 +0200
-+++ libburn-1.5.2.pl01/libburn/sg-linux.c	2019-11-25 19:37:56.000000000 +0100
-@@ -111,6 +111,15 @@
- 
- /** PORTING : ------- OS dependent headers and definitions ------ */
- 
-+#ifdef Libburn_read_o_direcT
-+/* ts B91124:
-+   DISABLED, because this spoils multi-track burning of cdrskin by a hard to
-+   fix bug in cdrskin/cdrfifo.c
-+   DO NOT ENABLE before the wait code in that source file is fixed.
-+*/
-+#undef Libburn_read_o_direcT
-+#endif
-+
- 
- #ifdef Libburn_read_o_direcT
- # ifndef _GNU_SOURCE
-diff -Naur libburn-1.5.2/README libburn-1.5.2.pl01/README
---- libburn-1.5.2/README	2019-10-26 16:53:51.000000000 +0200
-+++ libburn-1.5.2.pl01/README	2019-11-25 19:40:35.000000000 +0100
-@@ -11,7 +11,7 @@
- and Ben Jansens <xor@orodu.net>
- Copyright (C) 2002-2006  Derek Foreman and Ben Jansens
- 
--     http://files.libburnia-project.org/releases/libburn-1.5.2.tar.gz
-+     http://files.libburnia-project.org/releases/libburn-1.5.2.pl01.tar.gz
- 
- ------------------------------------------------------------------------------
- 
-@@ -19,9 +19,9 @@
- 
-                                 From tarball
- 
--Obtain libburn-1.5.2.tar.gz, take it to a directory of your choice and do:
-+Obtain libburn-1.5.2.pl01.tar.gz, take it to a directory of your choice and do:
- 
--   tar xzf libburn-1.5.2.tar.gz
-+   tar xzf libburn-1.5.2.pl01.tar.gz
-    cd libburn-1.5.2
-    ./configure --prefix=/usr
-    make
-@@ -791,6 +791,10 @@
-   partitions and the ISO partition.
-   All three libraries got some rarely triggered bugs fixed.
- 
-+- Mon Nov 25 2019 patch release 1.5.2.pl01
-+  cdrskin did not properly burn multiple tracks. Track 1 was slow and burning
-+  stalled before track 2. Regression introduced by 1.5.0.
-+
- ------------------------------------------------------------------------------
- 
-     This program is free software; you can redistribute it and/or modify
diff --git a/libburn.spec b/libburn.spec
index b8e1e0b..97cb6db 100644
--- a/libburn.spec
+++ b/libburn.spec
@@ -2,15 +2,14 @@
 
 Summary:         Library for reading, mastering and writing optical discs
 Name:            libburn
-Version:         1.5.2
-Release:         5%{?dist}
+Version:         1.5.4
+Release:         1%{?dist}
 License:         GPLv2+
 URL:             http://libburnia-project.org/
 Source0:         http://files.libburnia-project.org/releases/%{pkgname}-%{version}.tar.gz
 Source1:         http://files.libburnia-project.org/releases/%{pkgname}-%{version}.tar.gz.sig
 Source2:         gpgkey-44BC9FD0D688EB007C4DD029E9CBDFC0ABC0A854.gpg
 Patch0:          libburn-0.6.16-multilib.patch
-Patch1:          libburn-1.5.2-pl01.patch
 BuildRequires:   gnupg2
 BuildRequires:   gcc, make, intltool, gettext
 %if 0%{?rhel} && "%{name}" != "%{pkgname}"
@@ -62,8 +61,6 @@ features from the command line.
 %{gpgverify} --keyring='%{SOURCE2}' --signature='%{SOURCE1}' --data='%{SOURCE0}'
 %setup -q -n %{pkgname}-%{version}
 %patch0 -p1 -b .multilib
-%patch1 -p1 -b .pl01
-touch -c -r configure.ac.pl01 configure.ac
 
 # Rename from libburn to libburn1 for EPEL
 %if 0%{?rhel} && "%{name}" != "%{pkgname}"
@@ -138,6 +135,9 @@ fi
 %{_mandir}/man1/cdrskin%{?variant}.1*
 
 %changelog
+* Mon Feb 08 2021 Robert Scheck <robert@fedoraproject.org> 1.5.4-1
+- Upgrade to 1.5.4 (#1926008)
+
 * Tue Jan 26 2021 Fedora Release Engineering <releng@fedoraproject.org> - 1.5.2-5
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
 
diff --git a/sources b/sources
index 79a1cb5..b20c4a4 100644
--- a/sources
+++ b/sources
@@ -1,3 +1,3 @@
 SHA512 (gpgkey-44BC9FD0D688EB007C4DD029E9CBDFC0ABC0A854.gpg) = d287374e95680ca4be38d7dc09c71e9f2e466eb62abc6fc29da6d5d984e0bceab9a2d0eca85ccb3a6f2cd7cbaa6c8d02c817aa84864d159616b0b2ca8e96b9db
-SHA512 (libburn-1.5.2.tar.gz) = a8887907bbfcd9b743dfc2e8924cc9290d7af5a71651aeabfdc5874f2df076278ccdbc94f81efd6a720972f380512d330576739837ba685055ee717dd74797d3
-SHA512 (libburn-1.5.2.tar.gz.sig) = 8b57dea461b7f08172d679739d4feacd5cfcc5ff45d5815f17af949d5bacb81bb4013890bef401966aaa6434bf0795c57e2c1d1d7c99883b66c310f7dce0071d
+SHA512 (libburn-1.5.4.tar.gz) = dd7b14093e62e2c02011955c24e01d70ed78969b14faf7e5a63c0da97a80c438b628922532eb135af7dea8ee7c7b83554b3354160306dad852ce5bf6eb1d5ac9
+SHA512 (libburn-1.5.4.tar.gz.sig) = 24d5846030c11072fafdfc697d5dd4faeae37c08a4010841c3eec21f114a6d8f9f8d5a5d4cc66fac21469813a2cceb3ef8366cf3f01f183e46a1e46e838b2c60