diff --git a/syslinux-4.04-python3.diff b/syslinux-4.04-python3.diff
new file mode 100644
index 0000000..f095f14
--- /dev/null
+++ b/syslinux-4.04-python3.diff
@@ -0,0 +1,148 @@
+--- com32/cmenu/Makefile
++++ com32/cmenu/Makefile
+@@ -37,7 +37,7 @@
+ 
+ .PRECIOUS: %.c
+ %.c: %.menu adv_menu.tpl
+-	python menugen.py --input=$< --output=$@ --template=adv_menu.tpl
++	python3 menugen.py --input=$< --output=$@ --template=adv_menu.tpl
+ 
+ all: menus
+ 
+--- com32/cmenu/menugen.py
++++ com32/cmenu/menugen.py
+@@ -1,4 +1,4 @@
+-#!/usr/bin/env python
++#!/usr/bin/env python3
+ 
+ import sys, re, getopt
+ 
+@@ -100,27 +100,27 @@
+           if not self.entry["info"]:
+              self.entry["info"] = self.entry["data"]
+           if not self.menus:
+-             print "Error before line %d" % self.lineno
+-             print "REASON: menu must be declared before a menu item is declared"
++             print("Error before line %d" % self.lineno)
++             print("REASON: menu must be declared before a menu item is declared")
+              sys.exit(1)
+           self.menus[-1][1].append(self.entry)
+        self.init_entry()
+ 
+    def set_item(self,name,value):
+-       if not self.entry.has_key(name):
++       if not name in self.entry:
+           msg = ["Unknown attribute %s in line %d" % (name,self.lineno)]
+           msg.append("REASON: Attribute must be one of %s" % self.vattrs)
+           return "\n".join(msg)
+-       if name=="type" and not self.types.has_key(value):
++       if name=="type" and not value in self.types:
+           msg = [ "Unrecognized type %s in line %d" % (value,self.lineno)]
+           msg.append("REASON: Valid types are %s" % self.vtypes)
+           return "\n".join(msg)
+        if name=="shortcut":
+-          if (value <> "-1") and not re.match("^[A-Za-z0-9]$",value):
++          if (value != "-1") and not re.match("^[A-Za-z0-9]$",value):
+              msg = [ "Invalid shortcut char '%s' in line %d" % (value,self.lineno) ]
+              msg.append("REASON: Valid values are [A-Za-z0-9]")
+              return "\n".join(msg)
+-          elif value <> "-1": value = "'%s'" % value
++          elif value != "-1": value = "'%s'" % value
+        elif name in ["state","helpid","ipappend"]:
+           try:
+               value = int(value)
+@@ -131,14 +131,14 @@
+        return ""
+ 
+    def set_menu(self,name,value):
+-       if not self.menu.has_key(name):
++       if not name in self.menu:
+           return "Error: Unknown keyword %s" % name
+        self.menu[name] = value
+        self.menu["_updated"] = 1
+        return ""
+ 
+    def set_system(self,name,value):
+-       if not self.system.has_key(name):
++       if not name in self.system:
+           return "Error: Unknown keyword %s" % name
+        if name == "skipcondn":
+           try: # is skipcondn a number?
+@@ -169,7 +169,7 @@
+        if not err: return
+ 
+        # all errors so return item's error message
+-       print err
++       print(err)
+        sys.exit(1)
+ 
+    def print_entry(self,entry,fd):
+@@ -211,9 +211,9 @@
+ 
+        missing = None
+        for x in self.reqd_templates:
+-           if not self.templates.has_key(x): missing = x
++           if not x in self.templates: missing = x
+        if missing:
+-           print "Template %s required but not defined in %s" % (missing,self.code_template_filename)
++           print("Template %s required but not defined in %s" % (missing,self.code_template_filename))
+ 
+        if filename == "-":
+           fd = sys.stdout
+@@ -227,8 +227,8 @@
+        fd.write(self.templates["footer"])
+        fd.close()
+        if not self.foundmain:
+-          print "main menu not found"
+-          print self.menus
++          print("main menu not found")
++          print(self.menus)
+           sys.exit(1)
+ 
+    def input(self,filename):
+@@ -259,26 +259,26 @@
+            # add property of current entry
+            pos = line.find("=") # find the first = in string
+            if pos < 0:
+-              print "Syntax error in line %d" % self.lineno
+-              print "REASON: non-section lines must be of the form ATTRIBUTE=VALUE"
++              print("Syntax error in line %d" % self.lineno)
++              print("REASON: non-section lines must be of the form ATTRIBUTE=VALUE")
+               sys.exit(1)
+            attr = line[:pos].strip().lower()
+            value = line[pos+1:].strip()
+            self.set(attr,value)
+          except:
+-            print "Error while parsing line %d: %s" % (self.lineno,line)
++            print("Error while parsing line %d: %s" % (self.lineno,line))
+             raise
+        fd.close()
+        self.add_item()
+ 
+ def usage():
+-    print sys.argv[0]," [options]"
+-    print "--input=<file>    is the name of the .menu file declaring the menu structure"
+-    print "--output=<file>   is the name of generated C source"
+-    print "--template=<file> is the name of template to be used"
+-    print
+-    print "input and output default to - (stdin and stdout respectively)"
+-    print "template defaults to adv_menu.tpl"
++    print(sys.argv[0]," [options]")
++    print("--input=<file>    is the name of the .menu file declaring the menu structure")
++    print("--output=<file>   is the name of generated C source")
++    print("--template=<file> is the name of template to be used")
++    print()
++    print("input and output default to - (stdin and stdout respectively)")
++    print("template defaults to adv_menu.tpl")
+     sys.exit(1)
+ 
+ def main():
+@@ -287,7 +287,7 @@
+     ofile = "-"
+     opts,args = getopt.getopt(sys.argv[1:], "hi:o:t:",["input=","output=","template=","help"])
+     if args:
+-       print "Unknown options %s" % args
++       print("Unknown options %s" % args)
+        usage()
+     for o,a in opts:
+         if o in ["-i","--input"]:
diff --git a/syslinux.changes b/syslinux.changes
index 4ffcabd..6acedd8 100644
--- a/syslinux.changes
+++ b/syslinux.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Thu Jan 18 12:57:04 CET 2018 - snwint@suse.de
+
+- switch to python3 (bsc#1075769)
+
 -------------------------------------------------------------------
 Thu Jul 20 12:06:49 UTC 2017 - bwiedemann@suse.com
 
diff --git a/syslinux.spec b/syslinux.spec
index 2485a9f..e677acb 100644
--- a/syslinux.spec
+++ b/syslinux.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package syslinux
 #
-# Copyright (c) 2016 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2018 SUSE LINUX GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -23,7 +23,7 @@ BuildRequires:  libpng-devel
 BuildRequires:  libuuid-devel
 BuildRequires:  nasm
 BuildRequires:  netpbm
-BuildRequires:  python
+BuildRequires:  python3
 BuildRequires:  xz
 # lots of assembler here that would need to be changed :(
 #!BuildIgnore:	gcc-PIE
@@ -58,6 +58,7 @@ Patch17:        %{name}-%{version}-miniacc.diff
 Patch18:        %{name}-%{version}-align.diff
 # PATCH-FIX-UPSTREAM -- make package build reproducible
 Patch19:        syslinux-4.04-reproducible.patch
+Patch20:        %{name}-%{version}-python3.diff
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 
 %description
@@ -93,6 +94,7 @@ Authors:
 %patch17
 %patch18
 %patch19 -p1
+%patch20 -p0
 
 %build
 cp %{SOURCE2} .