diff --git a/vpnsetup.sh b/vpnsetup.sh
index 27198fa..2e00b2f 100755
--- a/vpnsetup.sh
+++ b/vpnsetup.sh
@@ -70,8 +70,13 @@ if [ "$(id -u)" != 0 ]; then
 fi
 
 case "$(uname -r)" in
-  4.14*|4.15*)
-    exiterr "Linux kernels 4.14/4.15 are not yet supported due to an xl2tpd bug."
+  4.14*)
+    if uname -m | grep -qi '^arm'; then
+      exiterr "Linux kernel 4.14 is not supported due to an xl2tpd issue."
+    fi
+    ;;
+  4.15*)
+    exiterr "Linux kernel 4.15 is not supported due to an xl2tpd issue."
     ;;
 esac
 
diff --git a/vpnsetup_centos.sh b/vpnsetup_centos.sh
index c96ef5a..23d8a3a 100755
--- a/vpnsetup_centos.sh
+++ b/vpnsetup_centos.sh
@@ -61,9 +61,9 @@ if [ "$(id -u)" != 0 ]; then
 fi
 
 case "$(uname -r)" in
-  4.14*|4.15*)
+  4.15*)
     if grep -qs "release 6" /etc/redhat-release; then
-      exiterr "Linux kernels 4.14/4.15 are not yet supported due to an xl2tpd bug."
+      exiterr "Linux kernel 4.15 is not supported due to an xl2tpd issue."
     fi
     ;;
 esac