diff --git a/libburn-1.5.2-pl01.patch b/libburn-1.5.2-pl01.patch
new file mode 100644
index 0000000..a67067d
--- /dev/null
+++ b/libburn-1.5.2-pl01.patch
@@ -0,0 +1,244 @@
+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 34bf05e..fe2d2a5 100644
--- a/libburn.spec
+++ b/libburn.spec
@@ -1,25 +1,21 @@
 %global pkgname libburn
 
-%if 0%{?rhel} >= 6 && 0%{?rhel} <= 8
-%global cdrskin cdrskin1
-%else
-%global cdrskin cdrskin
-%endif
-
 Summary:         Library for reading, mastering and writing optical discs
 Name:            libburn
 Version:         1.5.2
-Release:         3%{?dist}
+Release:         4%{?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, intltool, gettext
-%if 0%{?rhel} >= 6 && 0%{?rhel} <= 8
+%if 0%{?rhel} && "%{name}" != "%{pkgname}"
 BuildRequires:   autoconf, automake, libtool, pkgconfig
+%global variant 1
 %endif
 
 %description
@@ -40,6 +36,7 @@ Requires:        %{name}%{?_isa} = %{version}-%{release}, pkgconfig
 The %{name}-devel package contains libraries and header files for
 developing applications that use %{name}.
 
+%if 0%{!?_without_doc:1}
 %package doc
 Summary:         Documentation files for %{name}
 BuildArch:       noarch
@@ -49,24 +46,27 @@ BuildRequires:   doxygen, graphviz
 Libburn is a library by which preformatted data get onto optical media:
 CD, DVD and BD (Blu-Ray). This package contains the API documentation
 for developing applications that use %{name}.
+%endif
 
-%package -n      %{cdrskin}
+%package -n      cdrskin%{?variant}
 Summary:         Limited cdrecord compatibility wrapper to ease migration to %{name}
 Requires:        %{name}%{?_isa} = %{version}-%{release}
 Requires(post):  %{_sbindir}/alternatives, coreutils
 Requires(preun): %{_sbindir}/alternatives
 
-%description -n %{cdrskin}
+%description -n cdrskin%{?variant}
 A limited cdrecord compatibility wrapper which allows to use some %{name}
 features from the command line.
 
 %prep
-gpgv2 --keyring %{SOURCE2} %{SOURCE1} %{SOURCE0}
+%{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 RHEL >= 6
-%if 0%{?rhel} >= 6 && 0%{?rhel} <= 8
+# Rename from libburn to libburn1 for EPEL
+%if 0%{?rhel} && "%{name}" != "%{pkgname}"
 sed -e 's@libburn_libburn@libburn_libburn1@g' \
     -e 's@libburn/libburn.la@libburn/libburn1.la@g' \
     -e 's@(includedir)/libburn@(includedir)/libburn1@g' \
@@ -81,7 +81,7 @@ autoreconf --force --install
 %build
 %configure --disable-static
 %make_build
-doxygen doc/doxygen.conf
+%{!?_without_doc:doxygen doc/doxygen.conf}
 
 %install
 %make_install
@@ -92,29 +92,29 @@ rm -f $RPM_BUILD_ROOT%{_libdir}/%{name}.la
 # Clean up for later usage in documentation
 rm -rf $RPM_BUILD_ROOT%{_defaultdocdir}
 
-# RHEL >= 6 ships a cdrskin package already
-%if 0%{?rhel} >= 6 && 0%{?rhel} <= 8
-mv -f $RPM_BUILD_ROOT%{_bindir}/{cdrskin,%{cdrskin}}
-mv -f $RPM_BUILD_ROOT%{_mandir}/man1/{cdrskin,%{cdrskin}}.1
+# RHEL ships a cdrskin package already
+%if 0%{?rhel} && "%{name}" != "%{pkgname}"
+mv -f $RPM_BUILD_ROOT%{_bindir}/cdrskin{,%{?variant}}
+mv -f $RPM_BUILD_ROOT%{_mandir}/man1/cdrskin{,%{?variant}}.1
 %endif
 
 # Symlink cdrskin as cdrecord (like in cdrkit)
-ln -sf %{cdrskin} $RPM_BUILD_ROOT%{_bindir}/cdrecord
+ln -sf cdrskin%{?variant} $RPM_BUILD_ROOT%{_bindir}/cdrecord
 
 %ldconfig_scriptlets
 
-%post -n %{cdrskin}
+%post -n cdrskin%{?variant}
 link=`readlink %{_bindir}/cdrecord`
-if [ "$link" == "%{cdrskin}" ]; then
+if [ "$link" == "cdrskin%{?variant}" ]; then
   rm -f %{_bindir}/cdrecord
 fi
 
-%{_sbindir}/alternatives --install %{_bindir}/cdrecord cdrecord %{_bindir}/%{cdrskin} 50 \
-  --slave %{_mandir}/man1/cdrecord.1.gz cdrecord-cdrecordman %{_mandir}/man1/%{cdrskin}.1.gz
+%{_sbindir}/alternatives --install %{_bindir}/cdrecord cdrecord %{_bindir}/cdrskin%{?variant} 50 \
+  --slave %{_mandir}/man1/cdrecord.1.gz cdrecord-cdrecordman %{_mandir}/man1/cdrskin%{?variant}.1.gz
 
-%preun -n %{cdrskin}
+%preun -n cdrskin%{?variant}
 if [ $1 = 0 ]; then
-  %{_sbindir}/alternatives --remove cdrecord %{_bindir}/%{cdrskin}
+  %{_sbindir}/alternatives --remove cdrecord %{_bindir}/cdrskin%{?variant}
 fi
 
 %files
@@ -127,15 +127,20 @@ fi
 %{_libdir}/%{name}*.so
 %{_libdir}/pkgconfig/%{name}*.pc
 
+%if 0%{!?_without_doc:1}
 %files doc
 %doc doc/html/
+%endif
 
-%files -n %{cdrskin}
+%files -n cdrskin%{?variant}
 %ghost %{_bindir}/cdrecord
-%{_bindir}/%{cdrskin}
-%{_mandir}/man1/%{cdrskin}.1*
+%{_bindir}/cdrskin%{?variant}
+%{_mandir}/man1/cdrskin%{?variant}.1*
 
 %changelog
+* Mon Dec 28 2020 Robert Scheck <robert@fedoraproject.org> 1.5.2-4
+- Upgrade to 1.5.2.pl01 (#1776514)
+
 * Tue Jul 28 2020 Fedora Release Engineering <releng@fedoraproject.org> - 1.5.2-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild