diff --git a/libmatroska.spec b/libmatroska.spec
index 4dcdf39..d40604f 100644
--- a/libmatroska.spec
+++ b/libmatroska.spec
@@ -1,12 +1,12 @@
 Name:          libmatroska
-Version:       1.6.2
+Version:       1.6.3
 Release:       1mamba
 Summary:       Multimedia container format library
 Group:         System/Libraries
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Aleph0 <aleph0@openmamba.org>
-URL:           http://www.matroska.org/
+URL:           https://www.matroska.org/
 Source:        http://dl.matroska.org/downloads/libmatroska/libmatroska-%{version}.tar.xz
 License:       LGPL
 ## AUTOBUILDREQ-BEGIN
@@ -78,6 +78,9 @@ chmod +x %{buildroot}%{_libdir}/*.so.*
 %doc ChangeLog 
 
 %changelog
+* Fri Feb 19 2021 Automatic Build System <autodist@mambasoft.it> 1.6.3-1mamba
+- automatic version update by autodist
+
 * Wed Aug 12 2020 Automatic Build System <autodist@mambasoft.it> 1.6.2-1mamba
 - automatic version update by autodist