diff --git a/python-pycparser.spec b/python-pycparser.spec
index 1979efe..7ecd97e 100644
--- a/python-pycparser.spec
+++ b/python-pycparser.spec
@@ -1,6 +1,6 @@
 Name:          python-pycparser
 Version:       2.19
-Release:       1mamba
+Release:       2mamba
 Summary:       A parser for the C language, written in pure Python
 Group:         System/Libraries
 Vendor:        openmamba
@@ -10,9 +10,9 @@ URL:           https://pypi.python.org/pypi/pycparser
 Source:        https://pypi.debian.net/pycparser/pycparser-%{version}.tar.gz
 License:       BSD
 ## AUTOBUILDREQ-BEGIN
-## note: run 'autospec -u -a6 python-pycparser' to get the list of build requirements.
-## AUTOBUILDREQ-END
 BuildRequires: libpython-devel
+## AUTOBUILDREQ-END
+BuildRequires: libpython3-devel >= 3.7.4
 Requires:      python >= %python_version
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
@@ -48,6 +48,9 @@ chmod +r %{buildroot}%{python_sitearch}/pycparser-%{version}-*/*
 %doc LICENSE
 
 %changelog
+* Fri Aug 09 2019 Silvan Calarco <silvan.calarco@mambasoft.it> 2.19-2mamba
+- rebuilt with python3 3.7.4
+
 * Wed Sep 26 2018 Automatic Build System <autodist@mambasoft.it> 2.19-1mamba
 - automatic version update by autodist