diff --git a/configure.ac b/configure.ac
index 342d096..718197f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -59,7 +59,7 @@ if test -n "$kbuilddir"; then
 		echo "$kmajor.$kminor.$kmicro.$kstable in $kbuilddir";
 		if test "$kmajor" -gt 4 -o "$kmajor" -eq 4 -a "$kminor" -gt 15; then
 			echo "WARNING: That kernel version is not officially supported yet. Continue at own luck.";
-		elif test "$kmajor" -eq 4 -a "$kminor" -ge 11; then
+		elif test "$kmajor" -eq 4 -a "$kminor" -ge 12; then
 			:
 		else
 			echo "WARNING: That kernel version is not officially supported.";
diff --git a/doc/changelog.txt b/doc/changelog.txt
index cbaf3f0..57a7af8 100644
--- a/doc/changelog.txt
+++ b/doc/changelog.txt
@@ -4,7 +4,7 @@ HEAD
 Enhancements:
 - support for Linux up to 4.15
 Changes:
-- remove support for Linux 3.7--4.10
+- remove support for Linux 3.7--4.11
 
 
 v2.14 (2017-11-22)
diff --git a/extensions/compat_xtables.h b/extensions/compat_xtables.h
index f8339a4..0734752 100644
--- a/extensions/compat_xtables.h
+++ b/extensions/compat_xtables.h
@@ -8,8 +8,8 @@
 
 #define DEBUGP Use__pr_debug__instead
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 11, 0)
-#	warning Kernels below 4.11 not supported.
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 12, 0)
+#	warning Kernels below 4.12 not supported.
 #endif
 
 #if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
diff --git a/extensions/xt_LOGMARK.c b/extensions/xt_LOGMARK.c
index a4e4061..0474bf8 100644
--- a/extensions/xt_LOGMARK.c
+++ b/extensions/xt_LOGMARK.c
@@ -84,10 +84,6 @@ logmark_tg(struct sk_buff *skb, const struct xt_action_param *par)
 	printk(" ctdir=%s", dir_names[ctinfo >= IP_CT_IS_REPLY]);
 	if (ct == NULL)
 		printk(" ct=NULL ctmark=NULL ctstate=INVALID ctstatus=NONE");
-#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 12, 0)
-	else if (nf_ct_is_untracked(ct))
-		printk(" ct=UNTRACKED ctmark=NULL ctstate=UNTRACKED ctstatus=NONE");
-#endif
 	else
 		logmark_ct(ct, ctinfo);