diff --git a/linux-tools.spec b/linux-tools.spec
index ffd4bbb..3916475 100644
--- a/linux-tools.spec
+++ b/linux-tools.spec
@@ -1,6 +1,6 @@
 %define MAJver %(echo %version | cut -d. -f1)
 Name:          linux-tools
-Version:       6.6.3
+Version:       6.6.4
 Release:       1mamba
 Summary:       Tools provided with the Linux Kernel
 Group:         System/Kernel and Hardware
@@ -287,6 +287,9 @@ strip %{buildroot}%{_bindir}/trace
 %{_libdir}/libusbip.so
 
 %changelog
+* Sun Dec 03 2023 Automatic Build System <autodist@mambasoft.it> 6.6.4-1mamba
+- automatic version update by autodist
+
 * Wed Nov 29 2023 Automatic Build System <autodist@mambasoft.it> 6.6.3-1mamba
 - automatic version update by autodist