diff --git a/libqwt.spec b/libqwt.spec
index d752415..00c9303 100644
--- a/libqwt.spec
+++ b/libqwt.spec
@@ -1,5 +1,5 @@
 Name:          libqwt
-Version:       6.1.5
+Version:       6.1.6
 Release:       1mamba
 Summary:       Qt Widgets for Technical Applications
 Group:         System/Libraries
@@ -82,6 +82,9 @@ sed -i "s|%LIB%|%{_lib}|" qwtconfig.pri
 %{_docdir}/qwt/*
 
 %changelog
+* Wed Jan 06 2021 Automatic Build System <autodist@mambasoft.it> 6.1.6-1mamba
+- automatic version update by autodist
+
 * Sat Jun 06 2020 Automatic Build System <autodist@mambasoft.it> 6.1.5-1mamba
 - automatic version update by autodist