diff --git a/knetwalk.spec b/knetwalk.spec
index 5c179a4..59c79ec 100644
--- a/knetwalk.spec
+++ b/knetwalk.spec
@@ -1,12 +1,12 @@
 Name:          knetwalk
-Version:       21.04.1
+Version:       21.04.2
 Release:       1mamba
 Summary:       Network Construction Game
 Group:         Graphical Desktop/Applications/Games
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
-URL:           https://www.kde.org
+URL:           https://kde.org/
 Source:        http://download.kde.org/stable/release-service/%{version}/src/knetwalk-%{version}.tar.xz
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
@@ -19,6 +19,7 @@ BuildRequires: libkconfigwidgets-devel
 BuildRequires: libkcoreaddons-devel
 BuildRequires: libkcrash-devel
 BuildRequires: libkdbusaddons-devel
+BuildRequires: libkdegames-devel
 BuildRequires: libki18n-devel
 BuildRequires: libktextwidgets-devel
 BuildRequires: libkwidgetsaddons-devel
@@ -80,6 +81,9 @@ exit 0
 %doc AUTHORS COPYING COPYING.DOC
 
 %changelog
+* Thu Jun 10 2021 Automatic Build System <autodist@mambasoft.it> 21.04.2-1mamba
+- automatic version update by autodist
+
 * Thu May 13 2021 Automatic Build System <autodist@mambasoft.it> 21.04.1-1mamba
 - automatic version update by autodist