diff --git a/ibus-m17n.spec b/ibus-m17n.spec
index 9a0a649..7643f3f 100644
--- a/ibus-m17n.spec
+++ b/ibus-m17n.spec
@@ -1,5 +1,5 @@
 Name:          ibus-m17n
-Version:       1.4.6
+Version:       1.4.7
 Release:       1mamba
 Summary:       M17N engine for IBus
 Group:         System/Libraries
@@ -86,6 +86,9 @@ fi
 %doc AUTHORS COPYING
 
 %changelog
+* Sun Aug 15 2021 Automatic Build System <autodist@mambasoft.it> 1.4.7-1mamba
+- automatic version update by autodist
+
 * Sat Jul 17 2021 Automatic Build System <autodist@mambasoft.it> 1.4.6-1mamba
 - automatic version update by autodist