diff --git a/app/Services/ClientService.php b/app/Services/ClientService.php
index 0b0cbd6..4ed0af6 100644
--- a/app/Services/ClientService.php
+++ b/app/Services/ClientService.php
@@ -10,7 +10,8 @@ class ClientService
 {
 
     public function __construct(protected Client $client) {}
-    public function addClient($client) {
+    public function addClient(array $client)
+    {
         return Client::create($client);
     }
 }
diff --git a/app/Services/UserService.php b/app/Services/UserService.php
index bed4b22..d72284f 100644
--- a/app/Services/UserService.php
+++ b/app/Services/UserService.php
@@ -11,10 +11,6 @@ class UserService
     public function __construct(protected User $user) {}
     public function createUser(array $user)
     {
-        if (User::where('email', '=', $user['email'])) {
-            throw new \Exception('O e-mail já está cadastrado.');
-        }
-
         return User::create($user);
     }
 }