diff --git a/python-commonmark.spec b/python-commonmark.spec
index f263442..2031293 100644
--- a/python-commonmark.spec
+++ b/python-commonmark.spec
@@ -1,6 +1,6 @@
 Name:          python-commonmark
 Version:       0.9.1
-Release:       1mamba
+Release:       2mamba
 Summary:       A pure Python port of jgm
 Group:         System/Libraries
 Vendor:        openmamba
@@ -10,9 +10,8 @@ URL:           https://pypi.org/project/CommonMark/
 Source:        https://pypi.debian.net/CommonMark/commonmark-%{version}.tar.gz
 License:       BSD
 ## AUTOBUILDREQ-BEGIN
-## note: run 'autospec -u -a6 python-commonmark' to get the list of build requirements.
-## AUTOBUILDREQ-END
 BuildRequires: libpython-devel
+## AUTOBUILDREQ-END
 Requires:      python >= %python_version
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
@@ -40,16 +39,19 @@ CFLAGS="%{optflags}" %{__python} setup.py build
 
 sed -i "s,.*/man/.*,&.gz," %{name}.filelist
 
+%if 0%{?with_pyver}
+mv %{buildroot}%{_bindir}/cmark %{buildroot}%{_bindir}/cmark-%{?pyappend}
+sed -i "s|%{_bindir}/cmark|%{_bindir}/cmark-%{?pyappend}|" %{name}.filelist
+%endif
+
 %files %{?pyappend} -f %{name}.filelist
 %defattr(-,root,root)
-## note: this list is just an example; modify as required
-# %{python_sitearch}/%{name}.py*
-# %{python_sitearch}/%{name}.so
 %doc LICENSE
-## note: eventually add the remaining documents (if any)
-# %doc README.rst
 
 %changelog
+* Sun Jan 05 2020 Silvan Calarco <silvan.calarco@mambasoft.it> 0.9.1-2mamba
+- resolve conflict of /usr/bin/cmark between different python builds
+
 * Thu Nov 14 2019 Automatic Build System <autodist@mambasoft.it> 0.9.1-1mamba
 - automatic version update by autodist