diff --git a/mozjs91.spec b/mozjs91.spec
index ad8ddd1..67e2896 100644
--- a/mozjs91.spec
+++ b/mozjs91.spec
@@ -1,8 +1,8 @@
 %define MAJver %(echo %version | cut -d. -f1)
 %define majver %(echo %version | cut -d. -f1-2)
 Name:          mozjs91
-Version:       91.8.0
-Release:       2mamba
+Version:       91.9.0
+Release:       1mamba
 Summary:       Mozilla stand-alone library implementing JavaScript 24
 Group:         System/Libraries
 Vendor:        openmamba
@@ -181,6 +181,9 @@ ln -s libmozjs-%{MAJver}.so.0 %{buildroot}%{_libdir}/libmozjs-%{MAJver}.so
 %{_libdir}/pkgconfig/mozjs-%{MAJver}.pc
 
 %changelog
+* Mon May 09 2022 Automatic Build System <autodist@mambasoft.it> 91.9.0-1mamba
+- automatic version update by autodist
+
 * Sat Apr 16 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 91.8.0-2mamba
 - fix wrong so library links