diff --git a/fhem/CHANGED b/fhem/CHANGED
index 2112e7932..93aff4e31 100644
--- a/fhem/CHANGED
+++ b/fhem/CHANGED
@@ -1,5 +1,8 @@
 # Add changes at the top of the list. Keep it in ASCII, and 80-char wide.
 # Do not insert empty lines here, update check depends on it.
+  - feature: 6.0 released
+
+- 2020-01-26 (6.0)
  - new:     MSwitch_Wizard: preparation for Mswitch V3.0
  - change:  93_DbLog: default Event parsing changed again, Forum: #106769
  - change:  93_DbRep: adjust behavior of writeToDB - write value at every begin
diff --git a/fhem/Makefile b/fhem/Makefile
index f464de110..0f30a3858 100644
--- a/fhem/Makefile
+++ b/fhem/Makefile
@@ -1,7 +1,7 @@
 # $Id$
 
-VERS=5.9
-DATE=2018-10-07
+VERS=6.0
+DATE=2020-01-26
 
 # used for nightly build
 DATEN=$(shell date +"%Y-%m-%d")
diff --git a/fhem/UPGRADE b/fhem/UPGRADE
index 42858cba5..5058cafe8 100644
--- a/fhem/UPGRADE
+++ b/fhem/UPGRADE
@@ -33,6 +33,7 @@ enable the old feature.
     FLORRPLAN users
   - the default fhem.cfg does not contain a telnet definition
 
-- XXXX-XX-XX (6.0)
+- 2020-01-26 (6.0)
   - attribute names can only consist of the character A-Za-z/\d_\.-
-  - the length of attribute and reading names must be 64 or less
+  - 98_structure: propagateAttr defaults to empty and not to all => setting
+    attributes on structure wont be set automatically on the members.
diff --git a/fhem/fhem.pl b/fhem/fhem.pl
index 52048c738..8ae5eccd2 100755
--- a/fhem/fhem.pl
+++ b/fhem/fhem.pl
@@ -307,7 +307,7 @@ my %fuuidHash;                  # for duplicate checking
 $init_done = 0;
 $lastDefChange = 0;
 $readytimeout = ($^O eq "MSWin32") ? 0.1 : 5.0;
-$featurelevel = 5.9; # see also GlobalAttr
+$featurelevel = 6.0; # see also GlobalAttr
 
 
 $modules{Global}{ORDER} = -1;
@@ -2751,7 +2751,7 @@ GlobalAttr($$$$)
   if($type eq "del") {
     my %noDel = ( modpath=>1, verbose=>1, logfile=>1, configfile=>1 );
     return "The global attribute $name cannot be deleted" if($noDel{$name});
-    $featurelevel = 5.9 if($name eq "featurelevel");
+    $featurelevel = 6.0 if($name eq "featurelevel");
     $haveInet6    = 0   if($name eq "useInet6"); # IPv6
     delete($defs{global}{ignoreRegexpObj}) if($name eq "ignoreRegexp");
     return undef;