diff --git a/openwrt/scripts/02-prepare_package.sh b/openwrt/scripts/02-prepare_package.sh
index e78a0cf92..be5178bd1 100644
--- a/openwrt/scripts/02-prepare_package.sh
+++ b/openwrt/scripts/02-prepare_package.sh
@@ -52,6 +52,9 @@ curl -s https://$mirror/openwrt/patch/luci/applications/002-luci-app-frpc-add-en
 # samba4 - bump version
 rm -rf feeds/packages/net/samba4
 git clone https://$github/sbwml/feeds_packages_net_samba4 feeds/packages/net/samba4
+# liburing - 2.7 (samba-4.21.0)
+rm -rf feeds/packages/libs/liburing
+git clone https://$github/sbwml/feeds_packages_libs_liburing feeds/packages/libs/liburing
 # enable multi-channel
 sed -i '/workgroup/a \\n\t## enable multi-channel' feeds/packages/net/samba4/files/smb.conf.template
 sed -i '/enable multi-channel/a \\tserver multi channel support = yes' feeds/packages/net/samba4/files/smb.conf.template
diff --git a/tags/kernel-6.6 b/tags/kernel-6.6
index 511218f43..1f0bd75a0 100644
--- a/tags/kernel-6.6
+++ b/tags/kernel-6.6
@@ -1,2 +1,2 @@
-LINUX_VERSION-6.6 = .49
-LINUX_KERNEL_HASH-6.6.49 = 2c56dac2b70859c16b4ef651befb0d28c227498bd3eee08e8a45a357f22dd3b7
+LINUX_VERSION-6.6 = .50
+LINUX_KERNEL_HASH-6.6.50 = c065e36daf28210060c91a37ef3e92ac5814784e634577e04e406297ead2e86e