diff --git a/src/main/java/Credential.java b/src/main/java/Credential.java
index b7b4fbd..506fdb7 100644
--- a/src/main/java/Credential.java
+++ b/src/main/java/Credential.java
@@ -1,9 +1,5 @@
 public class Credential {
 
-    /**
-     * Value Object für das Tupel aus name + pw
-     */
-
     private String name, password;
     private int id;
 
@@ -27,4 +23,9 @@ public class Credential {
     {
         this.password = newPassword;
     }
+
+    public void updateUsername(String newUsername)
+    {
+        this.name = newUsername;
+    }
 }
diff --git a/src/main/java/CredentialRepository.java b/src/main/java/CredentialRepository.java
index 3fe9f97..7b5dab2 100644
--- a/src/main/java/CredentialRepository.java
+++ b/src/main/java/CredentialRepository.java
@@ -62,6 +62,8 @@ public class CredentialRepository implements CredentialRepositoryInterface{
     @Override
     public void updatePassword(int index) {
 
+
+
     }
 
     public void updateUsername(int index){