9.4. This Agreement may be amended, supplemented by the Operator without prior notice to the User. Any changes take effect immediately after the publication of the amended version of the Agreement on the Site. To avoid disputes, the User undertakes to independently verify the text of the Agreement on the Site, where it is freely available. In case of failure to verify the text of the Agreement by the User, this fact can not serve as a basis for refusing to fulfill the obligations undertaken. The amended version of the Agreement after publication on the Site has a similar legal effect with the original text.