diff --git a/knetwalk.spec b/knetwalk.spec
index 409891d..20e7c91 100644
--- a/knetwalk.spec
+++ b/knetwalk.spec
@@ -1,5 +1,5 @@
 Name:          knetwalk
-Version:       21.08.3
+Version:       21.12.0
 Release:       1mamba
 Summary:       Network Construction Game
 Group:         Graphical Desktop/Applications/Games
@@ -24,9 +24,10 @@ BuildRequires: libki18n-devel
 BuildRequires: libktextwidgets-devel
 BuildRequires: libkwidgetsaddons-devel
 BuildRequires: libkxmlgui-devel
-BuildRequires: libqt5-devel
 BuildRequires: libsonnet-devel
 BuildRequires: libstdc++6-devel
+BuildRequires: qt5-qtbase-devel
+BuildRequires: qt5-qtdeclarative-devel
 ## AUTOBUILDREQ-END
 BuildRequires: cmake
 
@@ -81,6 +82,9 @@ exit 0
 %doc AUTHORS COPYING COPYING.DOC
 
 %changelog
+* Thu Dec 09 2021 Automatic Build System <autodist@mambasoft.it> 21.12.0-1mamba
+- automatic version update by autodist
+
 * Thu Nov 04 2021 Automatic Build System <autodist@mambasoft.it> 21.08.3-1mamba
 - automatic version update by autodist