diff --git a/extras/ikev2setup.sh b/extras/ikev2setup.sh
index 03927a0..49ce593 100755
--- a/extras/ikev2setup.sh
+++ b/extras/ikev2setup.sh
@@ -703,7 +703,7 @@ export_p12_file() {
   create_p12_password
   p12_file="$export_dir$client_name.p12"
   pk12util -W "$p12_password" -d sql:/etc/ipsec.d -n "$client_name" -o "$p12_file" >/dev/null || exit 1
-  if [ "$os_type" = "alpine" ]; then
+  if [ "$os_type" = "alpine" ] || { [ "$os_type" = "ubuntu" ] && [ "$os_ver" = "11" ]; }; then
     pem_file="$export_dir$client_name.temp.pem"
     openssl pkcs12 -in "$p12_file" -out "$pem_file" -passin "pass:$p12_password" -passout "pass:$p12_password" || exit 1
     openssl pkcs12 -keypbe PBE-SHA1-3DES -certpbe PBE-SHA1-3DES -export -in "$pem_file" -out "$p12_file" \