diff --git a/bochs.spec b/bochs.spec
index cf1b30b..cee4580 100644
--- a/bochs.spec
+++ b/bochs.spec
@@ -1,27 +1,30 @@
 Name:          bochs
-Version:       2.6.11
+Version:       2.7
 Release:       1mamba
 Summary:       A highly portable open source IA-32 (x86) PC emulator written in C++
 Group:         Applications/Emulators
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
-URL:           http://bochs.sourceforge.net
+URL:           https://bochs.sourceforge.io/
 Source:        http://downloads.sourceforge.net/sourceforge/bochs/bochs-%{version}.tar.gz
 License:       LGPL
 ## AUTOBUILDREQ-BEGIN
+#libdl.so.2()(64bit): /usr/lib64/libdl.so: file not owned by any package
+#librt.so.1()(64bit): /usr/lib64/librt.so: file not owned by any package
 BuildRequires: glibc-devel
-BuildRequires: libgcc
-BuildRequires: libICE-devel
-BuildRequires: libSM-devel
-BuildRequires: libstdc++6-devel
 BuildRequires: libX11-devel
 BuildRequires: libXau-devel
-BuildRequires: libxcb-devel
 BuildRequires: libXdmcp-devel
+BuildRequires: libXext-devel
 BuildRequires: libXpm-devel
+BuildRequires: libXrandr-devel
+BuildRequires: libXrender-devel
+BuildRequires: libbsd-devel
+BuildRequires: libgcc
+BuildRequires: libstdc++6-devel
+BuildRequires: libxcb-devel
 ## AUTOBUILDREQ-END
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
 Bochs is a highly portable open source IA-32 (x86) PC emulator written in C++, that runs on most popular platforms. It includes emulation of the Intel x86 CPU, common I/O devices, and a custom BIOS.
@@ -62,6 +65,9 @@ Bochs is capable of running most Operating Systems inside the emulation includin
 #README README-plugins README.rfb README-wxWindows TODO
 
 %changelog
+* Tue Sep 14 2021 Automatic Build System <autodist@mambasoft.it> 2.7-1mamba
+- automatic version update by autodist
+
 * Fri Mar 27 2020 Automatic Build System <autodist@mambasoft.it> 2.6.11-1mamba
 - automatic version update by autodist