diff --git a/kactivitymanagerd.spec b/kactivitymanagerd.spec
index 18adffb..0ba012f 100644
--- a/kactivitymanagerd.spec
+++ b/kactivitymanagerd.spec
@@ -1,7 +1,7 @@
-%define majver %(echo %version | cut -d. -f1-2)
+%define plasmaver %(echo %version | cut -d. -f1-3)
 
 Name:          kactivitymanagerd
-Version:       5.18.3
+Version:       5.18.4.1
 Release:       1mamba
 Summary:       KDE Plasma 5 activity manager
 Group:         Graphical Desktop/Applications/Environment
@@ -9,7 +9,7 @@ Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           http://www.kde.org
-Source:        https://download.kde.org/stable/plasma/%{version}/kactivitymanagerd-%{version}.tar.xz
+Source:        https://download.kde.org/stable/plasma/%{plasmaver}/kactivitymanagerd-%{version}.tar.xz
 # Source:        http://download.kde.org/stable/frameworks/%{majver}/...-%{version}.tar.xz
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
@@ -71,6 +71,12 @@ KDE Plasma 5 activity manager.
 %{_kde5_servicetypesdir}/kactivitymanagerd-plugin.desktop
 
 %changelog
+* Mon Apr 06 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 5.18.4.1-1mamba
+- update to 5.18.4.1
+
+* Wed Apr 01 2020 Automatic Build System <autodist@mambasoft.it> 5.18.4-1mamba
+- automatic version update by autodist
+
 * Wed Mar 11 2020 Automatic Build System <autodist@mambasoft.it> 5.18.3-1mamba
 - automatic version update by autodist