diff --git a/phpmailer.spec b/phpmailer.spec
index 9f4eac3..074f0b9 100644
--- a/phpmailer.spec
+++ b/phpmailer.spec
@@ -1,5 +1,5 @@
 Name:          phpmailer
-Version:       6.6.3
+Version:       6.6.4
 Release:       1mamba
 Summary:       PHP email transport class with many features
 Group:         System/Libraries/PHP
@@ -38,6 +38,9 @@ install language/* %{buildroot}%{_libdir}/php/phpmailer/language
 %doc LICENSE
 
 %changelog
+* Tue Aug 23 2022 Automatic Build System <autodist@mambasoft.it> 6.6.4-1mamba
+- automatic version update by autodist
+
 * Mon Jun 20 2022 Automatic Build System <autodist@mambasoft.it> 6.6.3-1mamba
 - automatic version update by autodist