diff --git a/hotdoc.spec b/hotdoc.spec
index 8c1421d..22338bb 100644
--- a/hotdoc.spec
+++ b/hotdoc.spec
@@ -1,6 +1,6 @@
 Name:          hotdoc
 Version:       0.12.2
-Release:       2mamba
+Release:       4mamba
 Summary:       A documentation micro-framework
 Group:         Applications/Development
 Vendor:        openmamba
@@ -28,6 +28,8 @@ Requires:      python-toposort-py3
 Requires:      python-wheezy-template-py3 = 0.1.167
 Requires:      python-decorator-py3
 Requires:      python-contextlib2-py3
+Requires:      python-lxml-py3
+Requires:      python-appdirs-py3
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
@@ -56,6 +58,12 @@ sed -i "s,.*/man/.*,&.gz," %{name}.filelist
 %defattr(-,root,root)
 
 %changelog
+* Sun Oct 11 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 0.12.2-4mamba
+- require python-appdirs-py3
+
+* Sat Oct 10 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 0.12.2-3mamba
+- require python-lxml-py3
+
 * Sun Sep 27 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 0.12.2-2mamba
 - added python requirements