diff --git a/account/src/main/java/de/muehlencord/shared/account/entity/Account.java b/account/src/main/java/de/muehlencord/shared/account/entity/Account.java
new file mode 100644
index 0000000..d2f4741
--- /dev/null
+++ b/account/src/main/java/de/muehlencord/shared/account/entity/Account.java
@@ -0,0 +1,16 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package de.muehlencord.shared.account.entity;
+
+/**
+ *
+ * @author Joern Muehlencord <joern at muehlencord.de>
+ */
+public interface Account {
+
+    String getUsername();
+    
+}
diff --git a/account/src/main/java/de/muehlencord/shared/account/entity/AccountEntity.java b/account/src/main/java/de/muehlencord/shared/account/entity/AccountEntity.java
index a2424f4..d6877d3 100644
--- a/account/src/main/java/de/muehlencord/shared/account/entity/AccountEntity.java
+++ b/account/src/main/java/de/muehlencord/shared/account/entity/AccountEntity.java
@@ -51,7 +51,7 @@ import org.hibernate.annotations.Type;
     @NamedQuery(name = "AccountEntity.findByCreatedBy", query = "SELECT a FROM AccountEntity a WHERE a.createdBy = :createdBy"),
     @NamedQuery(name = "AccountEntity.findByLastUpdatedOn", query = "SELECT a FROM AccountEntity a WHERE a.lastUpdatedOn = :lastUpdatedOn"),
     @NamedQuery(name = "AccountEntity.findByLastUpdatedBy", query = "SELECT a FROM AccountEntity a WHERE a.lastUpdatedBy = :lastUpdatedBy")})
-public class AccountEntity implements Serializable {
+public class AccountEntity implements Serializable, Account {
 
     private static final long serialVersionUID = 1L;
     @Id
@@ -171,6 +171,7 @@ public class AccountEntity implements Serializable {
         this.id = id;
     }
 
+    @Override
     public String getUsername() {
         return username;
     }