diff --git a/python-pypandoc.spec b/python-pypandoc.spec
index 1fc13a5..585bdf5 100644
--- a/python-pypandoc.spec
+++ b/python-pypandoc.spec
@@ -1,5 +1,5 @@
 Name:          python-pypandoc
-Version:       1.6.3
+Version:       1.6.4
 Release:       1mamba
 Summary:       A thin wrapper for pandoc, a universal document converter
 Group:         System/Libraries
@@ -38,6 +38,9 @@ CFLAGS="%{optflags}" %{__python} setup.py build
 %doc LICENSE
 
 %changelog
+* Sun Sep 12 2021 Automatic Build System <autodist@mambasoft.it> 1.6.4-1mamba
+- automatic version update by autodist
+
 * Sat Jul 03 2021 Automatic Build System <autodist@mambasoft.it> 1.6.3-1mamba
 - automatic version update by autodist