diff --git a/desktop-base-openmamba.spec b/desktop-base-openmamba.spec
index 04882b7..8b58cf1 100644
--- a/desktop-base-openmamba.spec
+++ b/desktop-base-openmamba.spec
@@ -20,7 +20,7 @@
 
 Name:          desktop-base-openmamba
 Version:       4.90.0
-Release:       2mamba
+Release:       3mamba
 Summary:       openmamba default desktop theme and menu entries
 Group:         System/Tools
 Vendor:        openmamba
@@ -62,6 +62,7 @@ Requires:      pulseaudio
 Requires:      libalsa-plugins
 Requires:      pulseaudio-module-x11
 Requires:      openssh-askpass
+Requires:      surface-tools
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
@@ -203,6 +204,9 @@ ln -s /dev/null %{buildroot}%{_sysconfdir}/udev/rules.d/80-net-setup-link.rules
 %{_datadir}/openmamba/desktop/desktop-*.tar.bz2
 
 %changelog
+* Fri Sep 14 2018 Silvan Calarco <silvan.calarco@mambasoft.it> 4.90.0-3mamba
+- require surface-tools for autorotate support
+
 * Wed Sep 05 2018 Silvan Calarco <silvan.calarco@mambasoft.it> 4.90.0-2mamba
 - removed requirement for xscreensaver