diff --git a/prototype/src/main/java/org/hso/ecommerce/components/AdminInitializer.java b/prototype/src/main/java/org/hso/ecommerce/components/AdminInitializer.java
index 4c51129..1bcb330 100644
--- a/prototype/src/main/java/org/hso/ecommerce/components/AdminInitializer.java
+++ b/prototype/src/main/java/org/hso/ecommerce/components/AdminInitializer.java
@@ -1,6 +1,5 @@
 package org.hso.ecommerce.components;
 
-import org.hso.ecommerce.entities.booking.PaymentMethod;
 import org.hso.ecommerce.entities.shop.Address;
 import org.hso.ecommerce.entities.user.User;
 import org.hso.ecommerce.repos.user.UserRepository;
@@ -26,8 +25,7 @@ public class AdminInitializer {
 			firstAdmin.created = new Timestamp(System.currentTimeMillis());
 			firstAdmin.defaultDeliveryAddress = new Address();
 			firstAdmin.defaultDeliveryAddress.name = "admin";
-			firstAdmin.defaultPayment = new PaymentMethod();
-			firstAdmin.defaultPayment.creditCardNumber = ""; //set empty number
+			firstAdmin.defaultPayment = null;
 			firstAdmin.email = "admin";
 			firstAdmin.isActive = true;
 			firstAdmin.isEmployee = true;
diff --git a/prototype/src/main/java/org/hso/ecommerce/controller/RegisterController.java b/prototype/src/main/java/org/hso/ecommerce/controller/RegisterController.java
index 008cd0b..e9ac896 100644
--- a/prototype/src/main/java/org/hso/ecommerce/controller/RegisterController.java
+++ b/prototype/src/main/java/org/hso/ecommerce/controller/RegisterController.java
@@ -1,6 +1,5 @@
 package org.hso.ecommerce.controller;
 
-import org.hso.ecommerce.entities.booking.PaymentMethod;
 import org.hso.ecommerce.entities.shop.Address;
 import org.hso.ecommerce.entities.user.User;
 import org.hso.ecommerce.repos.user.UserRepository;
@@ -47,7 +46,7 @@ public class RegisterController {
 		newUser.email = username;
 		newUser.isEmployee = false;
 		newUser.salutation = salutation;
-		newUser.defaultPayment = PaymentMethod.fromCreditCardNumber("");
+		newUser.defaultPayment = null;
 
 		newUser.isActive = true;
 		newUser.created = new java.sql.Timestamp(System.currentTimeMillis());
diff --git a/prototype/src/main/java/org/hso/ecommerce/controller/shop/ShopCheckoutController.java b/prototype/src/main/java/org/hso/ecommerce/controller/shop/ShopCheckoutController.java
index 981e4b7..f90b1ac 100644
--- a/prototype/src/main/java/org/hso/ecommerce/controller/shop/ShopCheckoutController.java
+++ b/prototype/src/main/java/org/hso/ecommerce/controller/shop/ShopCheckoutController.java
@@ -140,6 +140,11 @@ public class ShopCheckoutController {
             bookingRepository.saveAll(result.bookings);
             warehouseBookingRepository.save(result.warehouseBooking);
 
+            if (user.defaultPayment == null) {
+                user.defaultPayment = PaymentMethod.fromCreditCardNumber(cardnumber);
+                userRepository.save(user);
+            }
+
             shoppingCart.clear();
 
         } catch (CreateOrderAction.ArticleNotInStockException e) {
diff --git a/prototype/src/main/resources/templates/shop/checkout.html b/prototype/src/main/resources/templates/shop/checkout.html
index a627549..b5aea23 100644
--- a/prototype/src/main/resources/templates/shop/checkout.html
+++ b/prototype/src/main/resources/templates/shop/checkout.html
@@ -97,6 +97,12 @@ Musterstraße 4
                            th:value="${user.defaultPayment != null ? user.defaultPayment.creditCardNumber : ''}"
                            pattern="[0-9]{6,16}"
                            required/>
+                    <p th:if="${user.defaultPayment == null}" class="secondary card">
+                        Da dies Ihre erste Bestellung ist, wird die Kreditkarte als Standartzahlungsmittel hinterlegt.
+                        Sie kann unter den Nutzereinstellungen gelöscht oder geändert werden.
+                    </p>
+                    <small th:if="${user.defaultPayment != null}" class="no-padding">Die Standardkreditkarte kann unter
+                        den <a href="/user/settings">Nutzereinstellungen</a> gelöscht oder geändert werden.</small>
                 </fieldset>
             </div>
             <div>
diff --git a/prototype/src/main/resources/templates/user/settings.html b/prototype/src/main/resources/templates/user/settings.html
index 167863f..bab3ff8 100644
--- a/prototype/src/main/resources/templates/user/settings.html
+++ b/prototype/src/main/resources/templates/user/settings.html
@@ -21,7 +21,7 @@
 <main class="sidebar-layout content-width">
     <nav th:replace="fragments/customer :: sidebar"></nav>
     <div class="content-width">
-        <form method="POST" th:action="@{/user/settings/changeMail}">
+        <form class="detailflex" method="POST" th:action="@{/user/settings/changeMail}">
             <div>
                 <h2> Login Daten </h2>
             </div>