diff --git a/python-websocket-client.spec b/python-websocket-client.spec
index 7994252..f766868 100644
--- a/python-websocket-client.spec
+++ b/python-websocket-client.spec
@@ -1,5 +1,5 @@
 Name:          python-websocket-client
-Version:       0.56.0
+Version:       0.57.0
 Release:       1mamba
 Summary:       Websocket client for Python
 Group:         System/Libraries
@@ -47,6 +47,9 @@ CFLAGS="%{optflags}" %{__python} setup.py build
 %doc LICENSE README.rst
 
 %changelog
+* Tue Dec 31 2019 Automatic Build System <autodist@mambasoft.it> 0.57.0-1mamba
+- automatic version update by autodist
+
 * Thu Mar 21 2019 Automatic Build System <autodist@mambasoft.it> 0.56.0-1mamba
 - automatic version update by autodist