diff --git a/desktop-base-kde.spec b/desktop-base-kde.spec
index d7bd820..bec1c6d 100644
--- a/desktop-base-kde.spec
+++ b/desktop-base-kde.spec
@@ -14,7 +14,7 @@
 
 Name:          desktop-base-kde
 Version:       4.0.4
-Release:       3mamba
+Release:       5mamba
 Summary:       KDE default desktop theme and menu entries for openmamba
 Group:         Graphical Desktop/Applications/Environment
 Vendor:        openmamba
@@ -30,10 +30,6 @@ BuildRequires: rpm-macros-kde5
 Requires:      /usr/bin/strip
 Requires:      openmamba-release
 Requires:      plasma-workspace
-%ifnarch arm
-#Requires:      openmamba-screensaver
-Requires:      QtCurve-KDE3
-%endif
 Requires:      print-manager
 Requires:      dolphin
 Requires:      dolphin-plugins
@@ -139,13 +135,27 @@ Obsoletes:     kde-l10n-uk
 Obsoletes:     kde-l10n-wa
 Obsoletes:     kde-l10n-zh_CN
 Obsoletes:     kde-l10n-zh_TW
+Obsoletes:     kde-workspace
+Obsoletes:     kinfocenter
+Obsoletes:     kde-workspace-wallpapers
+Obsoletes:     kde-workspace-devel
+Obsoletes:     kdm
+Obsoletes:     ruby-plasma-scriptengine
+Obsoletes:     python-plasma-scriptengine
+Obsoletes:     PyKDE4
+Obsoletes:     PyKDE4-devel
+Obsoletes:     ksaneplugin
+Obsoletes:     kde4-screensavers
+Obsoletes:     QtCurve-KDE3
+Obsoletes:     QtCurve-KDE4
+Obsoletes:     ktux
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
 KDE default desktop theme and menu entries providing with various desktop related scripts and configuration files.
 
 %package 4
-Summary:       Obsolete openmamba customizations for KDE4
+Summary:       Obsoleted openmamba customizations for KDE4
 Group:         Graphical Desktop/Applications/Environment
 Requires:      %{name} = %{?epoch:%epoch:}%{version}-%{release}
 #Requires:      kalternatives
@@ -154,7 +164,7 @@ Requires:      %{name} = %{?epoch:%epoch:}%{version}-%{release}
 #Requires:      kcm-touchpad
 
 %description 4
-Obsolete openmamba customizations for KDE4.
+Obsoleted openmamba customizations for KDE4.
 
 %package -n openmamba-wallpaper-bamboo
 Summary:       openmamba milestone2 default wallpaper
@@ -280,6 +290,12 @@ exit 0
 %{_datadir}/wallpapers/openmamba_Circles
 
 %changelog
+* Fri Jan 04 2019 Silvan Calarco <silvan.calarco@mambasoft.it> 4.0.4-5mamba
+- also obsolete python-plasma-scriptengine and other packages provides by kde-workspace
+
+* Sat Dec 29 2018 Silvan Calarco <silvan.calarco@mambasoft.it> 4.0.4-4mamba
+- obsolete kde-workspace, PyKDE4 and other obsolete packages
+
 * Fri Sep 07 2018 Silvan Calarco <silvan.calarco@mambasoft.it> 4.0.4-3mamba
 - removed requirement for kdm-theme-openmamba and ksplash-theme-openmamba