diff --git a/desktop-base-openmamba.spec b/desktop-base-openmamba.spec
index b7365cc..f3e7cf8 100644
--- a/desktop-base-openmamba.spec
+++ b/desktop-base-openmamba.spec
@@ -20,7 +20,7 @@
 
 Name:          desktop-base-openmamba
 Version:       4.97.0
-Release:       1mamba
+Release:       2mamba
 Summary:       openmamba default desktop theme and menu entries
 Group:         System/Tools
 Vendor:        openmamba
@@ -73,6 +73,7 @@ Requires:      surface-tools
 Requires:      PyQt5-py3
 Requires:      python-sip-py3
 Requires:      pygobject-py3
+Requires:      libqt5-plugins
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
@@ -241,6 +242,9 @@ _EOF
 %{_datadir}/openmamba/desktop/desktop-*.tar.bz2
 
 %changelog
+* Sun Oct 04 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 4.97.0-2mamba
+- require libqt5-plugins for xcb
+
 * Thu Oct 01 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 4.97.0-1mamba
 - update to 4.97.0