diff --git a/ffmpegthumbs.spec b/ffmpegthumbs.spec
index 4140c3b..b5e4cc2 100644
--- a/ffmpegthumbs.spec
+++ b/ffmpegthumbs.spec
@@ -1,5 +1,5 @@
 Name:          ffmpegthumbs
-Version:       21.04.2
+Version:       21.04.3
 Release:       1mamba
 Summary:       A lightweight video thumbnailer that can be used by file managers
 Group:         Graphical Desktop/Applications/Multimedia
@@ -26,6 +26,7 @@ BuildRequires: libkservice-devel
 BuildRequires: libkwidgetsaddons-devel
 BuildRequires: libkwindowsystem-devel
 BuildRequires: libqt5-devel
+BuildRequires: libsolid-devel
 BuildRequires: libstdc++6-devel
 BuildRequires: libswscale-ffmpeg-devel
 BuildRequires: libtag-devel
@@ -74,6 +75,9 @@ exit 0
 %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