--- xtables-addons-3.25/extensions/compat_xtables.h
+++ xtables-addons-3.25/extensions/compat_xtables.h
@@ -21,7 +21,7 @@
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 10, 0) || \
     LINUX_VERSION_CODE >= KERNEL_VERSION(5, 9, 9) && LINUX_VERSION_CODE < KERNEL_VERSION(5, 10, 0) || \
     LINUX_VERSION_CODE >= KERNEL_VERSION(5, 4, 78) && LINUX_VERSION_CODE < KERNEL_VERSION(5, 5, 0) || \
-    LINUX_VERSION_CODE >= KERNEL_VERSION(4, 19, 158) && LINUX_VERSION_CODE < KERNEL_VERSION(4, 20, 0)
+    LINUX_VERSION_CODE >= KERNEL_VERSION(4, 18, 0) && LINUX_VERSION_CODE < KERNEL_VERSION(4, 20, 0)
 #else
 #	define ip_route_me_harder(xnet, xsk, xskb, xaddrtype) ip_route_me_harder((xnet), (xskb), (xaddrtype))
 #	define ip6_route_me_harder(xnet, xsk, xskb) ip6_route_me_harder((xnet), (xskb))
--- xtables-addons-3.25/extensions/xt_ipp2p.c
+++ xtables-addons-3.25/extensions/xt_ipp2p.c
@@ -19,7 +19,7 @@ MODULE_AUTHOR("Eicke Friedrich/Klaus Deg
 MODULE_DESCRIPTION("An extension to iptables to identify P2P traffic.");
 MODULE_LICENSE("GPL");
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 1, 0)
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 18, 0)
 static inline unsigned int
 ip_transport_len(const struct sk_buff *skb)
 {