diff --git a/kcalendarcore.spec b/kcalendarcore.spec
index f391ea1..5e1de99 100644
--- a/kcalendarcore.spec
+++ b/kcalendarcore.spec
@@ -1,7 +1,7 @@
 %define majver %(echo %version | cut -d. -f1-2)
 
 Name:          kcalendarcore
-Version:       5.65.0
+Version:       5.66.0
 Release:       1mamba
 Summary:       KDE Frameworks 5 library providing access to and handling of calendar data
 Group:         System/Libraries
@@ -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/frameworks/5.65/kcalendarcore-%{version}.tar.xz
+Source:        https://download.kde.org/stable/frameworks/%{majver}/kcalendarcore-%{version}.tar.xz
 # Source:        http://download.kde.org/stable/frameworks/%{majver}/...-%{version}.tar.xz
 License:       LGPL
 ## AUTOBUILDREQ-BEGIN
@@ -99,5 +99,8 @@ exit 0
 %{_kde5_mkspecsdir}/qt_KCalendarCore.pri
 
 %changelog
+* Mon Jan 27 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 5.66.0-1mamba
+- update to 5.66.0
+
 * Wed Jan 01 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 5.65.0-1mamba
 - package created using the webbuild interface