diff --git a/server/src/interfaces/registerBody.ts b/server/src/interfaces/registerBody.ts
index 3c7012c..5effc72 100644
--- a/server/src/interfaces/registerBody.ts
+++ b/server/src/interfaces/registerBody.ts
@@ -1,6 +1,6 @@
 export interface RegisterBody {
-    first_name: string
-    last_name: string
+    firstname: string
+    lastname: string
     email: string
     password: string
 }
\ No newline at end of file
diff --git a/server/src/routes/register.ts b/server/src/routes/register.ts
index 9a9b295..0d3f548 100644
--- a/server/src/routes/register.ts
+++ b/server/src/routes/register.ts
@@ -12,8 +12,8 @@ import { private_key } from "../environment"
 const router: Router = express.Router();
 
 const registerSchema = Joi.object({
-    first_name: Joi.string().min(2).required(),
-    last_name: Joi.string().min(1).required(),
+    firstname: Joi.string().min(2).required(),
+    lastname: Joi.string().min(1).required(),
     email: Joi.string().email().required(),
     password: Joi.string().min(8).required()
 });
@@ -33,7 +33,12 @@ router.post("/register", async (req: Request, res: Response) => {
 INSERT INTO users (first_name, last_name, email, password_hash)
 VALUES ($1, $2, $3, $4)
 RETURNING id;
-        `, [userData.first_name, userData.last_name, userData.email, password_hash]);
+        `, [
+            userData.firstname,
+            userData.lastname,
+            userData.email,
+            password_hash
+        ]);
 
         const user = insertResult.rows[0];