diff --git a/python-pyrsistent.spec b/python-pyrsistent.spec
index b3d8681..3512f8f 100644
--- a/python-pyrsistent.spec
+++ b/python-pyrsistent.spec
@@ -1,5 +1,5 @@
 Name:          python-pyrsistent
-Version:       0.17.2
+Version:       0.17.3
 Release:       1mamba
 Summary:       Persistent/Immutable/Functional data structures for Python
 Group:         System/Libraries
@@ -50,6 +50,9 @@ sed -i "s,.*/man/.*,&.gz," %{name}.filelist
 # %doc README README.rst
 
 %changelog
+* Wed Sep 16 2020 Automatic Build System <autodist@mambasoft.it> 0.17.3-1mamba
+- automatic version update by autodist
+
 * Mon Sep 14 2020 Automatic Build System <autodist@mambasoft.it> 0.17.2-1mamba
 - automatic version update by autodist