diff --git a/ethtool-6.3.tar.xz b/ethtool-6.3.tar.xz
deleted file mode 100644
index af02ce07d49c2d75430e9cbc00868b14c1cdce2e..0000000000000000000000000000000000000000
Binary files a/ethtool-6.3.tar.xz and /dev/null differ
diff --git a/ethtool-6.6.tar.xz b/ethtool-6.6.tar.xz
new file mode 100644
index 0000000000000000000000000000000000000000..694251a6aa2b0d8ab1d35dc65696bb3ed1872b1f
Binary files /dev/null and b/ethtool-6.6.tar.xz differ
diff --git a/ethtool.spec b/ethtool.spec
index fe621439e381219f2024a05cac1fcd058e062b1a..185b3be74183f4b5e9a5398d87795c240740658f 100644
--- a/ethtool.spec
+++ b/ethtool.spec
@@ -1,6 +1,6 @@
 %define anolis_release 1
 Name:           ethtool
-Version:        6.3
+Version:        6.6
 Release:        %{anolis_release}%{?dist}
 Epoch:          2
 License:        GPLv2
@@ -51,6 +51,9 @@ The %{name}-doc package contains documentation files for %{name}.
 %doc AUTHORS ChangeLog* NEWS README
 
 %changelog
+* Wed Feb 28 2024 mgb01105731 <mgb01105731@alibaba-inc.com> - 2:6.6-1
+- update to 6.6
+
 * Fri May 12 2023 Funda Wang <fundawang@yeah.net> - 2:6.3-1
 - New version 6.3