diff --git a/.gitignore b/.gitignore
index c49f9d3..5690a98 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 pnm2ppa-1.04.tar.gz
 ppa-0.8.6.tar.gz
+/pnm2ppa-1.13.tar.gz
diff --git a/pnm2ppa-coverity-return-local.patch b/pnm2ppa-coverity-return-local.patch
index ce7e1d3..ab9c682 100644
--- a/pnm2ppa-coverity-return-local.patch
+++ b/pnm2ppa-coverity-return-local.patch
@@ -1,7 +1,7 @@
-diff -up pnm2ppa-1.04/calibrate_ppa.c.coverity-return-local pnm2ppa-1.04/calibrate_ppa.c
---- pnm2ppa-1.04/calibrate_ppa.c.coverity-return-local	2000-11-11 22:22:38.000000000 +0000
-+++ pnm2ppa-1.04/calibrate_ppa.c	2011-05-20 16:04:23.233425268 +0100
-@@ -75,7 +75,7 @@ main (int argc, char *argv[])
+diff -up pnm2ppa-1.13/calibrate_ppa.c.coverity-return-local pnm2ppa-1.13/calibrate_ppa.c
+--- pnm2ppa-1.13/calibrate_ppa.c.coverity-return-local	2009-12-12 20:14:55.000000000 +0100
++++ pnm2ppa-1.13/calibrate_ppa.c	2023-10-20 13:34:21.570205199 +0200
+@@ -80,7 +80,7 @@ main (int argc, char *argv[])
    BOOLEAN gamma = false ;
    FILE *outFile = NULL ;
    int testPattern = 0;
@@ -10,7 +10,7 @@ diff -up pnm2ppa-1.04/calibrate_ppa.c.coverity-return-local pnm2ppa-1.04/calibra
    char c;
    static struct option long_opts[] = {
      {"gamma",0,0,'g'},
-@@ -157,9 +157,7 @@ main (int argc, char *argv[])
+@@ -162,9 +162,7 @@ main (int argc, char *argv[])
  	    {
  	      if ( strlen(optarg) < MAXPATHLEN )
  		{
@@ -21,10 +21,10 @@ diff -up pnm2ppa-1.04/calibrate_ppa.c.coverity-return-local pnm2ppa-1.04/calibra
  		  use_stdout = false ;
  		}
  	    }
-diff -up pnm2ppa-1.04/pnm2ppa.c.coverity-return-local pnm2ppa-1.04/pnm2ppa.c
---- pnm2ppa-1.04/pnm2ppa.c.coverity-return-local	2000-11-11 19:53:03.000000000 +0000
-+++ pnm2ppa-1.04/pnm2ppa.c	2011-05-20 16:04:23.234425246 +0100
-@@ -145,20 +145,15 @@ print_pnm (FILE * fptr)
+diff -up pnm2ppa-1.13/pnm2ppa.c.coverity-return-local pnm2ppa-1.13/pnm2ppa.c
+--- pnm2ppa-1.13/pnm2ppa.c.coverity-return-local	2023-10-20 13:34:21.570205199 +0200
++++ pnm2ppa-1.13/pnm2ppa.c	2023-10-20 13:38:05.524230753 +0200
+@@ -148,21 +148,15 @@ print_pnm (FILE * fptr)
  char *
  readPath(char *input )
  { 	 
@@ -39,7 +39,8 @@ diff -up pnm2ppa-1.04/pnm2ppa.c.coverity-return-local pnm2ppa-1.04/pnm2ppa.c
 -	    a user-specifed file *File_path may later be opened;
 -	    should any extra validation of this be performed now ?
 -	  */
--	  path = File_path;
+-	  /* remember to free(path) after use! */
+-	  path = strdup(File_path);
 -	  return path;
 -	}
 +      path = strdup(input);
diff --git a/pnm2ppa-gcc10.patch b/pnm2ppa-gcc10.patch
index 223f310..8b77aa3 100644
--- a/pnm2ppa-gcc10.patch
+++ b/pnm2ppa-gcc10.patch
@@ -1,19 +1,6 @@
-diff --git a/syslog.c b/syslog.c
-index e70f12c..af067e2 100644
---- a/syslog.c
-+++ b/syslog.c
-@@ -27,6 +27,7 @@
- #include "global.h"
- 
- 
-+char syslog_message[128];
- 
- /*
-   For some reason, BeOS doesn't seem to implement syslog(), even though it is
-diff --git a/syslog.h b/syslog.h
-index 7d0e436..5c1accd 100644
---- a/syslog.h
-+++ b/syslog.h
+diff -up pnm2ppa-1.13/ppa_syslog.h.gcc10 pnm2ppa-1.13/ppa_syslog.h
+--- pnm2ppa-1.13/ppa_syslog.h.gcc10	2023-10-20 14:27:00.381590872 +0200
++++ pnm2ppa-1.13/ppa_syslog.h	2023-10-20 14:27:10.052671328 +0200
 @@ -39,7 +39,7 @@
  #include <syslog.h>
  #endif
@@ -23,3 +10,15 @@ index 7d0e436..5c1accd 100644
  extern size_t message_size ;
  
  void wrap_syslog( int, char *, char *);
+diff -up pnm2ppa-1.13/syslog.c.gcc10 pnm2ppa-1.13/syslog.c
+--- pnm2ppa-1.13/syslog.c.gcc10	2023-10-20 14:23:10.093285301 +0200
++++ pnm2ppa-1.13/syslog.c	2023-10-20 14:26:04.925129503 +0200
+@@ -33,6 +33,8 @@
+ 
+ BOOLEAN verbose = false ;
+ 
++char syslog_message[128];
++
+ /*
+   For some reason, BeOS doesn't seem to implement syslog(), even though it is
+   included with the system.  Wierd.  This wraps the syslog functions used
diff --git a/pnm2ppa-ldflags.patch b/pnm2ppa-ldflags.patch
index 53b4e78..317dc1f 100644
--- a/pnm2ppa-ldflags.patch
+++ b/pnm2ppa-ldflags.patch
@@ -1,39 +1,18 @@
-diff -up pnm2ppa-1.04/Makefile.ldflags pnm2ppa-1.04/Makefile
---- pnm2ppa-1.04/Makefile.ldflags	2018-03-01 15:38:09.225582684 +0100
-+++ pnm2ppa-1.04/Makefile	2018-03-01 15:50:34.307261745 +0100
-@@ -11,7 +11,6 @@ INSTALL=install
+diff -up pnm2ppa-1.13/Makefile.am.ldflags pnm2ppa-1.13/Makefile.am
+--- pnm2ppa-1.13/Makefile.am.ldflags	2023-10-20 13:52:38.470722125 +0200
++++ pnm2ppa-1.13/Makefile.am	2023-10-20 13:53:24.625056218 +0200
+@@ -125,7 +125,7 @@ CLEANFILES = hash_ink.c make_hash_ink
+ CC_FOR_BUILD = @CC_FOR_BUILD@
+ CFLAGS_FOR_BUILD = $(RPM_OPT_FLAGS) -O2
+ CPPFLAGS_FOR_BUILD = -I$(top_srcdir)
+-LDFLAGS_FOR_BUILD =
++LDFLAGS_FOR_BUILD = $(LDFLAGS)
+ LDLIBS_FOR_BUILD =
  
- # production build
- CFLAGS=$(RPM_OPT_FLAGS) -DNDEBUG 
--LDFLAGS=-lm
- OBJS = pnm2ppa.o syslog.o ppa.o image.o dither.o cutswath.o hash_ink.o gamma.o
- SRC =  pnm2ppa.c syslog.c ppa.c image.c dither.c cutswath.c hash_ink.c gamma.c
- 
-@@ -108,10 +107,10 @@ uninstall:
- 	rm -f $(CONFDIR)/pnm2ppa.conf
- 
- pnm2ppa: $(OBJS) 
--	$(CC) $(LDFLAGS) $(CFLAGS) -o pnm2ppa $(OBJS)
-+	$(CC) -lm $(LDFLAGS) $(CFLAGS) -o pnm2ppa $(OBJS)
- 
- calibrate_ppa: calibrate_ppa.o pnmtools.o gamma.o
--	$(CC) $(LDFLAGS) $(CFLAGS) -o calibrate_ppa calibrate_ppa.o pnmtools.o gamma.o 
-+	$(CC) -lm $(LDFLAGS) $(CFLAGS) -o calibrate_ppa calibrate_ppa.o pnmtools.o gamma.o 
- 
- calibrate_ppa.o: calibrate_ppa.c global.h image.h defaults.h pnmtools.h
- 	$(CC) $(CFLAGS) -c calibrate_ppa.c
-@@ -144,7 +143,7 @@ syslog.o: syslog.c syslog.h global.h
- 	$(CC) $(CFLAGS) -c syslog.c
- 
- make_hash_ink: 	make_hash_ink.c palette.h hash_ink.h
--	$(CC) $(CFLAGS) -o make_hash_ink make_hash_ink.c
-+	$(CC) $(CFLAGS) -lm $(LDFLAGS) -o make_hash_ink make_hash_ink.c
- 
- hash_ink.c: make_hash_ink
- 	./make_hash_ink 4 3 > hash_ink.c
-diff -up pnm2ppa-1.04/pbm2ppa-0.8.6/Makefile.ldflags pnm2ppa-1.04/pbm2ppa-0.8.6/Makefile
---- pnm2ppa-1.04/pbm2ppa-0.8.6/Makefile.ldflags	2018-03-01 15:38:09.226582676 +0100
-+++ pnm2ppa-1.04/pbm2ppa-0.8.6/Makefile	2018-03-01 15:53:22.016739424 +0100
+ make_hash_ink: make_hash_ink.c
+diff -up pnm2ppa-1.13/pbm2ppa-0.8.6/Makefile.ldflags pnm2ppa-1.13/pbm2ppa-0.8.6/Makefile
+--- pnm2ppa-1.13/pbm2ppa-0.8.6/Makefile.ldflags	2023-10-20 13:39:19.049686539 +0200
++++ pnm2ppa-1.13/pbm2ppa-0.8.6/Makefile	2023-10-20 13:39:19.053686629 +0200
 @@ -1,6 +1,5 @@
  CC=gcc
  CFLAGS=$(RPM_OPT_FLAGS)
diff --git a/pnm2ppa-optargs-read.patch b/pnm2ppa-optargs-read.patch
deleted file mode 100644
index a837955..0000000
--- a/pnm2ppa-optargs-read.patch
+++ /dev/null
@@ -1,13 +0,0 @@
-diff --git a/pnm2ppa.c b/pnm2ppa.c
-index 4ae36ce..0d60fbb 100644
---- a/pnm2ppa.c
-+++ b/pnm2ppa.c
-@@ -604,7 +604,7 @@ main (int argc, char *argv[])
-   int i, opt_index;
-   FILE *in = NULL, *out = NULL, *gf = NULL;
-   struct stat tmpstat;
--  char c;
-+  int c;
-   BOOLEAN get_Gamma = true;
- 
-   char *gammaFile=NULL; 
diff --git a/pnm2ppa-redhat.patch b/pnm2ppa-redhat.patch
index f3294a1..677b2f4 100644
--- a/pnm2ppa-redhat.patch
+++ b/pnm2ppa-redhat.patch
@@ -1,18 +1,18 @@
-diff -up pnm2ppa-1.04/Makefile.rh pnm2ppa-1.04/Makefile
---- pnm2ppa-1.04/Makefile.rh	2000-11-02 18:33:08.000000000 +0000
-+++ pnm2ppa-1.04/Makefile	2008-09-24 15:18:26.000000000 +0100
-@@ -10,7 +10,7 @@ CC=gcc
- INSTALL=install
- 
- # production build
--CFLAGS=-Wall -pedantic -O2 -g -DNDEBUG 
-+CFLAGS=$(RPM_OPT_FLAGS) -DNDEBUG 
- LDFLAGS=-lm
- OBJS = pnm2ppa.o syslog.o ppa.o image.o dither.o cutswath.o hash_ink.o gamma.o
- SRC =  pnm2ppa.c syslog.c ppa.c image.c dither.c cutswath.c hash_ink.c gamma.c
-diff -up pnm2ppa-1.04/pbm2ppa-0.8.6/Makefile.rh pnm2ppa-1.04/pbm2ppa-0.8.6/Makefile
---- pnm2ppa-1.04/pbm2ppa-0.8.6/Makefile.rh	2008-09-24 15:18:26.000000000 +0100
-+++ pnm2ppa-1.04/pbm2ppa-0.8.6/Makefile	2008-09-24 15:18:26.000000000 +0100
+diff -up pnm2ppa-1.13/Makefile.am.rh pnm2ppa-1.13/Makefile.am
+--- pnm2ppa-1.13/Makefile.am.rh	2023-10-20 13:22:50.893888824 +0200
++++ pnm2ppa-1.13/Makefile.am	2023-10-20 13:30:33.506822860 +0200
+@@ -123,7 +123,7 @@ CLEANFILES = hash_ink.c make_hash_ink
+ # run on the build host in case of cross compiling)
+ #
+ CC_FOR_BUILD = @CC_FOR_BUILD@
+-CFLAGS_FOR_BUILD = -O2
++CFLAGS_FOR_BUILD = $(RPM_OPT_FLAGS) -O2
+ CPPFLAGS_FOR_BUILD = -I$(top_srcdir)
+ LDFLAGS_FOR_BUILD =
+ LDLIBS_FOR_BUILD =
+diff -up pnm2ppa-1.13/pbm2ppa-0.8.6/Makefile.rh pnm2ppa-1.13/pbm2ppa-0.8.6/Makefile
+--- pnm2ppa-1.13/pbm2ppa-0.8.6/Makefile.rh	2023-10-20 13:18:54.058176682 +0200
++++ pnm2ppa-1.13/pbm2ppa-0.8.6/Makefile	2023-10-20 13:18:54.061176659 +0200
 @@ -1,5 +1,5 @@
  CC=gcc
 -CFLAGS=-Wall -O2 
@@ -20,14 +20,4 @@ diff -up pnm2ppa-1.04/pbm2ppa-0.8.6/Makefile.rh pnm2ppa-1.04/pbm2ppa-0.8.6/Makef
  LDFLAGS=
  PRINTER=HP720
  
-diff -up pnm2ppa-1.04/pnm2ppa.conf.rh pnm2ppa-1.04/pnm2ppa.conf
---- pnm2ppa-1.04/pnm2ppa.conf.rh	2000-10-28 16:02:57.000000000 +0100
-+++ pnm2ppa-1.04/pnm2ppa.conf	2008-09-24 15:18:26.000000000 +0100
-@@ -12,7 +12,6 @@
- # will be used.   The printer version can also be set with the command line
- # option e.g., "-v 720".
- 
--version   ERROR    # PNM2PPA WIIL *NOT* WORK UNTIUL THIS ENTRY IS REMOVED!!!!
- #version  720	# 710, 712, 722 also acceptable
- #version  820
- #version 1000
+diff -up pnm2ppa-1.13/pnm2ppa.conf.rh pnm2ppa-1.13/pnm2ppa.conf
diff --git a/pnm2ppa.spec b/pnm2ppa.spec
index 9cb6e26..1691768 100644
--- a/pnm2ppa.spec
+++ b/pnm2ppa.spec
@@ -1,26 +1,30 @@
 Name: pnm2ppa
 Summary: Drivers for printing to HP PPA printers
 Epoch: 1
-Version: 1.04
-Release: 55%{?dist}
+Version: 1.13
+Release: 1%{?dist}
 URL: http://sourceforge.net/projects/pnm2ppa 
 Source: http://download.sourceforge.net/pnm2ppa/pnm2ppa-%{version}.tar.gz
 # Following sourcelink is dead currently.
 Source1: http://www.httptech.com/ppa/files/ppa-0.8.6.tar.gz
 # Upstream sync.
-Patch2: pbm2ppa-20000205.diff
+Patch1: pbm2ppa-20000205.diff
 # Use RPM_OPT_FLAGS.
-Patch3: pnm2ppa-redhat.patch
+Patch2: pnm2ppa-redhat.patch
 # Don't return a local variable out of scope (bug #704568).
-Patch4: pnm2ppa-coverity-return-local.patch
+Patch3: pnm2ppa-coverity-return-local.patch
+# FTBFS with GCC10
+Patch4: pnm2ppa-gcc10.patch
 # add ldflags to Makefile
 Patch5: pnm2ppa-ldflags.patch
-# FTBFS with GCC 10
-Patch6: pnm2ppa-gcc10.patch
-# fix argument reading for non x86_64 archs - use int instead of char
-Patch7: pnm2ppa-optargs-read.patch
-License: GPLv2+
+# pbm2ppa, pnm2ppa - GPL-2.0-or-later
+# pdq/* - GPL-2.0, but not shipped, thus not mentioned in license tag
+License: GPL-2.0-or-later
 
+# for autoreconf
+BuildRequires: autoconf
+# for autoreconf
+BuildRequires: automake
 # gcc is no longer in buildroot by default
 BuildRequires: gcc
 # uses make
@@ -42,12 +46,11 @@ Install pnm2ppa if you need to print to a PPA printer.
 
 #pbm2ppa source
 %setup -q -T -D -a 1 
-%patch2 -p0 -b .20000205
-%patch3 -p1 -b .rh
-%patch4 -p1 -b .coverity-return-local
-%patch5 -p1 -b .ldflags
-%patch6 -p1 -b .gcc10
-%patch7 -p1 -b .optargs-read
+%patch -P 1 -p0 -b .20000205
+%patch -P 2 -p1 -b .rh
+%patch -P 3 -p1 -b .coverity-return-local
+%patch -P 4 -p1 -b .gcc10
+%patch -P 5 -p1 -b .ldflags
 
 for file in docs/en/LICENSE pbm2ppa-0.8.6/LICENSE; do
  sed "s|\r||g" $file > $file.new && \
@@ -55,9 +58,12 @@ for file in docs/en/LICENSE pbm2ppa-0.8.6/LICENSE; do
  mv $file.new $file
 done
 
+autoreconf -vfi
+
 %build
 # set redhat build flags
 %set_build_flags
+%configure
 %make_build
 pushd pbm2ppa-0.8.6
 %make_build
@@ -65,17 +71,17 @@ popd
 
 
 %install
-install -d $RPM_BUILD_ROOT%{_bindir}
-install -d $RPM_BUILD_ROOT%{_sysconfdir}
-install -d $RPM_BUILD_ROOT%{_mandir}/man1
-make INSTALLDIR=$RPM_BUILD_ROOT%{_bindir} CONFDIR=$RPM_BUILD_ROOT%{_sysconfdir} \
-    MANDIR=$RPM_BUILD_ROOT%{_mandir}/man1 install 
-install -p -m 0755 utils/Linux/detect_ppa $RPM_BUILD_ROOT%{_bindir}
-install -p -m 0755 utils/Linux/test_ppa $RPM_BUILD_ROOT%{_bindir}
-install -p -m 0755 pbm2ppa-0.8.6/pbm2ppa  $RPM_BUILD_ROOT%{_bindir}
-install -p -m 0755 pbm2ppa-0.8.6/pbmtpg   $RPM_BUILD_ROOT%{_bindir}
-install -p -m 0644 pbm2ppa-0.8.6/pbm2ppa.conf $RPM_BUILD_ROOT%{_sysconfdir}
-install -p -m 0644 pbm2ppa-0.8.6/pbm2ppa.1   $RPM_BUILD_ROOT%{_mandir}/man1
+install -d %{buildroot}%{_bindir}
+install -d %{buildroot}%{_sysconfdir}
+install -d %{buildroot}%{_mandir}/man1
+make INSTALLDIR=%{buildroot}%{_bindir} CONFDIR=%{buildroot}%{_sysconfdir} DESTDIR=%{buildroot} \
+    MANDIR=%{buildroot}%{_mandir}/man1 install
+install -p -m 0755 utils/Linux/detect_ppa %{buildroot}%{_bindir}
+install -p -m 0755 utils/Linux/test_ppa %{buildroot}%{_bindir}
+install -p -m 0755 pbm2ppa-0.8.6/pbm2ppa  %{buildroot}%{_bindir}
+install -p -m 0755 pbm2ppa-0.8.6/pbmtpg   %{buildroot}%{_bindir}
+install -p -m 0644 pbm2ppa-0.8.6/pbm2ppa.conf %{buildroot}%{_sysconfdir}
+install -p -m 0644 pbm2ppa-0.8.6/pbm2ppa.1   %{buildroot}%{_mandir}/man1
 
 chmod 644 docs/en/LICENSE
 mkdir -p pbm2ppa
@@ -104,6 +110,10 @@ done
 %config(noreplace) %{_sysconfdir}/pbm2ppa.conf
 
 %changelog
+* Fri Oct 20 2023 Zdenek Dohnal <zdohnal@redhat.com> - 1:1.13-1
+- rebase to 1.13
+- license rescan and SPDX conversion
+
 * Fri Jul 21 2023 Fedora Release Engineering <releng@fedoraproject.org> - 1:1.04-55
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild
 
diff --git a/sources b/sources
index 873edfc..02f8fef 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-8db1f0dcdb3cf86d8ccb9a34007b9e21  pnm2ppa-1.04.tar.gz
-fb40576435d5979db64fbea305ec224b  ppa-0.8.6.tar.gz
+SHA512 (pnm2ppa-1.13.tar.gz) = 8f96792cf7f03fd024db9a8d338f06d7484fa4474c1cd73048c90f0e88ae5540df30e6894c0bbc82dfd87126fc72875b6d71b2031c0e24b343ef88f51d00bb7a
+SHA512 (ppa-0.8.6.tar.gz) = e23769b340197888d5bce4d6b3d015197c5663d6ece1c2488b91e8f6ef25e21fdb832f54a579ed854ba5482b7e5c2271b9b4975c5593826de15ee34cf6d68cff