diff --git a/samba.spec b/samba.spec
index 3b44396..4a07271 100644
--- a/samba.spec
+++ b/samba.spec
@@ -6,7 +6,7 @@
 %define smbldap_tools_ver 0.9.2
 
 Name:          samba
-Version:       4.5.6
+Version:       4.5.7
 Release:       1mamba
 Summary:       Samba provides seamless file and print services to SMB/CIFS clients
 Group:         System/Servers
@@ -796,6 +796,9 @@ fi
 %{_mandir}/man8/winbindd.*
 
 %changelog
+* Fri Mar 31 2017 Automatic Build System <autodist@mambasoft.it> 4.5.7-1mamba
+- automatic version update by autodist
+
 * Sat Mar 18 2017 Automatic Build System <autodist@mambasoft.it> 4.5.6-1mamba
 - automatic version update by autodist