diff --git a/python-pyparsing.spec b/python-pyparsing.spec
index 941477f..ec7a093 100644
--- a/python-pyparsing.spec
+++ b/python-pyparsing.spec
@@ -1,6 +1,6 @@
 Name:          python-pyparsing
-Version:       2.4.0
-Release:       1mamba
+Version:       2.4.2
+Release:       2mamba
 Summary:       An alternative approach to creating and executing simple grammars
 Group:         System/Libraries
 Vendor:        openmamba
@@ -12,6 +12,7 @@ License:       MIT
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: libpython-devel
 ## AUTOBUILDREQ-END
+BuildRequires: libpython3-devel >= 3.7.4
 Requires:      python >= %python_version
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
@@ -45,6 +46,12 @@ CFLAGS="%{optflags}" %{__python} setup.py build
 %doc LICENSE
 
 %changelog
+* Thu Aug 08 2019 Silvan Calarco <silvan.calarco@mambasoft.it> 2.4.2-2mamba
+- rebuilt with python3 3.7.4
+
+* Mon Aug 05 2019 Automatic Build System <autodist@mambasoft.it> 2.4.2-1mamba
+- automatic version update by autodist
+
 * Thu May 16 2019 Silvan Calarco <silvan.calarco@mambasoft.it> 2.4.0-1mamba
 - update to 2.4.0