diff --git a/client/data/src/main/java/res/DataController.java b/client/data/src/main/java/res/DataController.java
index 181227e..2a4fb2f 100644
--- a/client/data/src/main/java/res/DataController.java
+++ b/client/data/src/main/java/res/DataController.java
@@ -148,7 +148,7 @@ public class DataController {
         ObjectMapper objectMapper = new ObjectMapper();
         objectMapper.findAndRegisterModules();
         try {
-            return objectMapper.readValue(userJSON, new TypeReference<List<User>>() {});
+            return (List<User>)objectMapper.readValue(userJSON, new TypeReference<List<User>>() {});
         } catch (JsonProcessingException e) {
             e.printStackTrace();
         }
@@ -158,7 +158,11 @@ public class DataController {
     public void createUser(User user) throws HttpRequestException {
         sendBasicHttpRequest(
                 ADD_USER_ENDPOINT,
-                "",
+                "name=" + user.getName() +
+                        "&forename=" + user.getForename() +
+                        "&login=" + user.getLogin() +
+                        "&password=" + user.getPassword() +
+                        "&isAdmin=" + user.isAdmin(),
                 true
         );
     }
diff --git a/client/data/src/main/java/res/User.java b/client/data/src/main/java/res/User.java
index c917e7e..d58461b 100644
--- a/client/data/src/main/java/res/User.java
+++ b/client/data/src/main/java/res/User.java
@@ -6,6 +6,7 @@ public class User {
     private String login;
     private String forename;
     private String name;
+    private String password;
     private boolean isAdmin;
 
     public User(){}
@@ -49,4 +50,12 @@ public class User {
     public void setAdmin(boolean admin) {
         isAdmin = admin;
     }
+
+    public String getPassword() {
+        return password;
+    }
+
+    public void setPassword(String password) {
+        this.password = password;
+    }
 }