diff --git a/install_newt.sh b/install_newt.sh
index 53a8dc2..5808896 100644
--- a/install_newt.sh
+++ b/install_newt.sh
@@ -74,12 +74,13 @@ cleanup_old_versions() {
 
 setup_systemd_service() {
   info "🛠️ Erstelle systemd-Dienst ${SERVICE_NAME} ..."
+
+  # Eingabeaufforderungen im User-Kontext
   read -rp "🆔 Bitte gib die Pangolin-ID ein: " PANGOLIN_ID
   read -rp "🔑 Bitte gib das Secret ein: " PANGOLIN_SECRET
   read -rp "🌐 Bitte gib den Endpoint (z. B. https://pangolin.domain.de) ein: " PANGOLIN_ENDPOINT
 
-  cat <<EOF | sudo tee "$SERVICE_FILE" > /dev/null
-[Unit]
+  SERVICE_CONTENT="[Unit]
 Description=Newt Client - ${SERVICE_NAME}
 After=network.target
 
@@ -89,8 +90,9 @@ Restart=always
 RestartSec=5
 
 [Install]
-WantedBy=multi-user.target
-EOF
+WantedBy=multi-user.target"
+
+  echo "$SERVICE_CONTENT" | sudo tee "$SERVICE_FILE" > /dev/null
 
   sudo systemctl daemon-reexec
   sudo systemctl daemon-reload