diff --git a/configure.ac b/configure.ac
index 6a45601..2dfd048 100644
--- a/configure.ac
+++ b/configure.ac
@@ -61,7 +61,7 @@ else
 	fi;
 fi;
 echo "Found kernel version $kmajor.$kminor.$kmicro.$kstable in $kbuilddir";
-if test "$kmajor" -gt 2 -o "$kminor" -gt 6 -o "$kmicro" -gt 32; then
+if test "$kmajor" -gt 2 -o "$kminor" -gt 6 -o "$kmicro" -gt 34; then
 	echo "WARNING: You are trying a newer kernel. Results may vary. :-)";
 elif test \( "$kmajor" -lt 2 -o "$kminor" -lt 6 -o "$kmicro" -lt 17 \) -o \
     \( "$kmajor" -eq 2 -a "$kminor" -eq 6 -a "$kmicro" -eq 18 -a \
diff --git a/doc/changelog.txt b/doc/changelog.txt
index f22c13d..c4b261e 100644
--- a/doc/changelog.txt
+++ b/doc/changelog.txt
@@ -1,6 +1,7 @@
 
 HEAD
 ====
+- build: support for Linux 2.6.34
 - build: remove unused --with-ksource option
 - build: remove unneeded --with-xtables option
 - build: fix compilations in RAWNAT, SYSRQ and length2 when CONFIG_IPV6=n
diff --git a/extensions/compat_xtables.h b/extensions/compat_xtables.h
index 77ea3b4..343fca6 100644
--- a/extensions/compat_xtables.h
+++ b/extensions/compat_xtables.h
@@ -78,6 +78,15 @@
 #	define inet_proto_csum_replace4 xtnu_proto_csum_replace4
 #endif
 
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 34)
+#	define ipt_unregister_table(tbl) ipt_unregister_table(&init_net, (tbl))
+#	define ip6t_unregister_table(tbl) ip6t_unregister_table(&init_net, (tbl))
+#else
+#	define ipt_unregister_table(tbl) ipt_unregister_table(tbl)
+#	define ip6t_unregister_table(tbl) ip6t_unregister_table(tbl)
+#endif
+
+
 #if !defined(NIP6) && !defined(NIP6_FMT)
 #	define NIP6(addr) \
 		ntohs((addr).s6_addr16[0]), \