diff --git a/scripts/check_kernal.sh b/scripts/check_kernal.sh
index 548be33..919b854 100644
--- a/scripts/check_kernal.sh
+++ b/scripts/check_kernal.sh
@@ -239,10 +239,8 @@ if command -v lshw >/dev/null 2>&1; then
         num_lines=$(echo "$output" | wc -l)
         if [ $num_lines -eq 1 ]; then
             ipv6_prefixlen="$output"
-        elif [[ "${ipv6_gateway_fe80}" == "N" ]]; then
-            ipv6_prefixlen=$(echo "$output" | head -n 2 | tail -n 1)
         else
-            ipv6_prefixlen=$(echo "$output" | tail -n 1)
+            ipv6_prefixlen=$(echo "$output" | head -n 2 | tail -n 1)
         fi
         if [ -z "$ipv6_prefixlen" ]; then
             ipv6_prefixlen=$(ifconfig eth0 | grep -oP 'prefixlen \K\d+' | head -n 1)
diff --git a/scripts/install_pve.sh b/scripts/install_pve.sh
index 0b32aae..2039c67 100644
--- a/scripts/install_pve.sh
+++ b/scripts/install_pve.sh
@@ -881,10 +881,8 @@ if [ ! -f /usr/local/bin/pve_ipv6_prefixlen ] || [ ! -s /usr/local/bin/pve_ipv6_
     num_lines=$(echo "$output" | wc -l)
     if [ $num_lines -eq 1 ]; then
         ipv6_prefixlen="$output"
-    elif [[ "${ipv6_gateway_fe80}" == "N" ]]; then
-        ipv6_prefixlen=$(echo "$output" | head -n 2 | tail -n 1)
     else
-        ipv6_prefixlen=$(echo "$output" | tail -n 1)
+        ipv6_prefixlen=$(echo "$output" | head -n 2 | tail -n 1)
     fi
     echo "$ipv6_prefixlen" >/usr/local/bin/pve_ipv6_prefixlen
 fi