diff --git a/kwin.spec b/kwin.spec
index 91da099..08e4951 100644
--- a/kwin.spec
+++ b/kwin.spec
@@ -3,7 +3,7 @@
 
 
 Name:          kwin
-Version:       5.21.3
+Version:       5.21.4
 Release:       1mamba
 Summary:       KDE Frameworks 5 window manager
 Group:         Graphical Desktop/Applications/Environment
@@ -218,6 +218,9 @@ sed -i "s|/usr/lib/lib|/usr/lib64/lib|g" \
 %{_libdir}/cmake/KWinEffects/KWinEffects*.cmake
 
 %changelog
+* Wed Apr 07 2021 Automatic Build System <autodist@mambasoft.it> 5.21.4-1mamba
+- automatic version update by autodist
+
 * Wed Mar 17 2021 Automatic Build System <autodist@mambasoft.it> 5.21.3-1mamba
 - automatic version update by autodist