diff --git a/ocaml-faad.spec b/ocaml-faad.spec
index a8540cd..637d927 100644
--- a/ocaml-faad.spec
+++ b/ocaml-faad.spec
@@ -1,7 +1,7 @@
 %define ocamlpck  faad
 
 Name:          ocaml-faad
-Version:       0.5.0
+Version:       0.5.1
 Release:       1mamba
 Summary:       OCaml bindings for the libfaad AAC decoder library
 Group:         Development/Bindings
@@ -69,6 +69,9 @@ rm -rf %{buildroot}/usr/doc
 %doc CHANGES README.md
 
 %changelog
+* Mon May 23 2022 Automatic Build System <autodist@mambasoft.it> 0.5.1-1mamba
+- automatic version update by autodist
+
 * Sat Jan 29 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 0.5.0-1mamba
 - update to 0.5.0