Set fillable array.

app/User.php

@@ -17,6 +17,13 @@ class User extends Model implements AuthenticatableContract, CanResetPasswordCon
 	 */
 	protected $table = 'users';
 
+	/**
+	 * The attributes that are mass assignable.
+	 *
+	 * @var array
+	 */
+	protected $fillable = ['name', 'email', 'password'];
+
 	/**
 	 * The attributes excluded from the model's JSON form.
 	 *