diff --git a/kross-interpreters.spec b/kross-interpreters.spec
index 8201618..f270a5c 100644
--- a/kross-interpreters.spec
+++ b/kross-interpreters.spec
@@ -2,7 +2,7 @@
 %define javarootdir %_jvmdir/jdk/
 
 Name:          kross-interpreters
-Version:       21.08.3
+Version:       21.12.0
 Release:       1mamba
 Summary:       Kross interpreters
 Group:         Graphical Desktop/Applications/Development
@@ -19,9 +19,10 @@ BuildRequires: glibc-devel
 BuildRequires: libgcc
 BuildRequires: libkross-devel
 BuildRequires: libpython27-devel
-BuildRequires: libqt5-devel
 BuildRequires: libruby-devel
 BuildRequires: libstdc++6-devel
+BuildRequires: qt5-qtbase-devel
+BuildRequires: qt5-qtscript-devel
 ## AUTOBUILDREQ-END
 BuildRequires: cmake
 %if 0%{?java}
@@ -111,6 +112,9 @@ Ruby plugin for the Kross architecture in KDE5.
 %{_qt5_plugindir}/krossruby.so
 
 %changelog
+* Fri Dec 10 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