diff --git a/ndpi-netfilter2/Makefile b/ndpi-netfilter2/Makefile
index 81a8156412..406f647ac5 100644
--- a/ndpi-netfilter2/Makefile
+++ b/ndpi-netfilter2/Makefile
@@ -77,7 +77,8 @@ define KernelPackage/ipt-ndpi
 	TITLE:= nDPI net netfilter module
 #	DEPENDS:=+kmod-nf-conntrack +kmod-nf-conntrack-netlink +kmod-ipt-compat-xtables +libpcap @(LINUX_5_4||LINUX_5_15||TARGET_x86_64)
 #	DEPENDS:=+kmod-nf-conntrack +kmod-nf-conntrack-netlink +kmod-ipt-compat-xtables +libpcap @(LINUX_5_4||LINUX_5_15) @!TARGET_ramips
-	DEPENDS:=+kmod-nf-conntrack +kmod-nf-conntrack-netlink +kmod-ipt-compat-xtables +libpcap @!TARGET_ramips
+	DEPENDS:=+kmod-nf-conntrack +kmod-nf-conntrack-netlink +(LINUX_5_4||LINUX_6_1):kmod-ipt-compat-xtables +libpcap @!TARGET_ramips
+#	DEPENDS:=+kmod-nf-conntrack +kmod-nf-conntrack-netlink +kmod-ipt-compat-xtables +libpcap
 	KCONFIG:=CONFIG_NF_CONNTRACK_LABELS=y \
 	    CONFIG_NETFILTER_XT_MATCH_CONNLABEL=y
 	FILES:= $(PKG_BUILD_DIR)/ndpi-netfilter/src/xt_ndpi.ko
diff --git a/openmptcprouter/files/etc/uci-defaults/1980-omr-firewall b/openmptcprouter/files/etc/uci-defaults/1980-omr-firewall
index 0dd4b0a576..4869516462 100755
--- a/openmptcprouter/files/etc/uci-defaults/1980-omr-firewall
+++ b/openmptcprouter/files/etc/uci-defaults/1980-omr-firewall
@@ -262,6 +262,9 @@ if [ "$(uci -q get openmptcprouter.settings.sipalg)" = "0" ]; then
 	[ -n "$(lsmod | grep nf_conntrack_sip)" ] && rmmod nf_conntrack_sip 2>&1 >/dev/null
 fi
 
+# Remove mtu_fix check, doesn't work on kernel 6.6
+sed -i 's/if (zone\.mtu_fix && this\.kernel < 0x040a0000) {/if (zone.mtu_fix \&\& this.kernel < 0x040a0000 \&\& false) {/' /usr/share/ucode/fw4.uc
+
 rm -f /tmp/luci-indexcache
 
 exit 0
diff --git a/r8152/Makefile b/r8152/Makefile
index 5921bdcc77..f07c149699 100644
--- a/r8152/Makefile
+++ b/r8152/Makefile
@@ -26,7 +26,7 @@ define KernelPackage/usb-net-rtl8152-vendor
   VERSION:=$(LINUX_VERSION)+$(PKG_VERSION)-$(BOARD)-$(PKG_RELEASE)
   TITLE:=Kernel module for USB-to-Ethernet Realtek convertors
   SUBMENU:=USB Support
-  DEPENDS:=+kmod-usb-net
+  DEPENDS:=+kmod-usb-net @(LINUX_5_4||LINUX_6_1)
   FILES:=$(PKG_BUILD_DIR)/r8152.ko
   AUTOLOAD:=$(call AutoProbe,r8152)
   CONFLICTS:=kmod-usb-net-rtl8152