diff --git a/re2c.spec b/re2c.spec
index 762ca60..ae9feb0 100644
--- a/re2c.spec
+++ b/re2c.spec
@@ -1,5 +1,5 @@
 Name:          re2c
-Version:       3.0
+Version:       3.1
 Release:       1mamba
 Summary:       A tool for writing very fast and very flexible scanners
 Group:         System/Tools
@@ -47,6 +47,9 @@ re2c is a tool for writing very fast and very flexible scanners. Unlike any othe
 %{_mandir}/man1/re2rust.1*
 
 %changelog
+* Fri Jul 21 2023 Automatic Build System <autodist@mambasoft.it> 3.1-1mamba
+- automatic version update by autodist
+
 * Sat Jan 29 2022 Automatic Build System <autodist@mambasoft.it> 3.0-1mamba
 - automatic version update by autodist