diff --git a/khelpcenter.spec b/khelpcenter.spec
index d8e9c88..b543037 100644
--- a/khelpcenter.spec
+++ b/khelpcenter.spec
@@ -1,7 +1,7 @@
 %define majver %(echo %version | cut -d. -f1-2)
 
 Name:          khelpcenter
-Version:       21.04.2
+Version:       21.04.3
 Release:       1mamba
 Summary:       KDE Frameworks 5 help center
 Group:         Graphical Desktop/Applications/Environment
@@ -38,6 +38,7 @@ BuildRequires: libkwidgetsaddons-devel
 BuildRequires: libkwindowsystem-devel
 BuildRequires: libkxmlgui-devel
 BuildRequires: libqt5-devel
+BuildRequires: libsolid-devel
 BuildRequires: libsonnet-devel
 BuildRequires: libstdc++6-devel
 BuildRequires: libxapian-devel
@@ -103,6 +104,9 @@ KDE Frameworks 5 help center.
 %doc COPYING
 
 %changelog
+* Thu Jul 08 2021 Automatic Build System <autodist@mambasoft.it> 21.04.3-1mamba
+- automatic version update by autodist
+
 * Thu Jun 10 2021 Automatic Build System <autodist@mambasoft.it> 21.04.2-1mamba
 - automatic version update by autodist