diff --git a/libtasn1.spec b/libtasn1.spec
index 8ef8c76..4a8d32d 100644
--- a/libtasn1.spec
+++ b/libtasn1.spec
@@ -1,6 +1,6 @@
 Name:          libtasn1
 Release:       1mamba
-Version:       4.12
+Version:       4.13
 Summary:       The ASN.1 library used in GNUTLS
 Group:         System/Libraries
 Vendor:        openmamba
@@ -70,6 +70,9 @@ exit 0
 %doc ChangeLog NEWS README THANKS
 
 %changelog
+* Sat Jan 20 2018 Automatic Build System <autodist@mambasoft.it> 4.13-1mamba
+- automatic version update by autodist
+
 * Mon Aug 07 2017 Automatic Build System <autodist@mambasoft.it> 4.12-1mamba
 - automatic version update by autodist