diff --git a/pcb.spec b/pcb.spec
index efcffe3..4051e06 100644
--- a/pcb.spec
+++ b/pcb.spec
@@ -1,13 +1,13 @@
 Name:          pcb
 Epoch:         1
-Version:       4.2.2
+Version:       4.3.0
 Release:       1mamba
 Summary:       PCB Editor layout
 Group:         Graphical Desktop/Applications/Scientific
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
-URL:           http://pcb.sourceforge.net/
+URL:           https://pcb.sourceforge.net/
 Source:        https://downloads.sourceforge.net/project/pcb/pcb/pcb-%{version}/pcb-%{version}.tar.gz
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
@@ -38,7 +38,6 @@ BuildRequires: m4
 BuildRequires: flex
 BuildRequires: bison
 Requires(post):%{__install_info}
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
 Pcb is a CAD (computer aided design) program for the physical design of printed circuit boards.
@@ -90,6 +89,9 @@ Pcb is a CAD (computer aided design) program for the physical design of printed
 # ChangeLog NEWS README
 
 %changelog
+* Tue Mar 02 2021 Automatic Build System <autodist@mambasoft.it> 4.3.0-1mamba
+- automatic version update by autodist
+
 * Sun Jun 14 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 4.2.2-1mamba
 - update to 4.2.2