Stephen Keshi hopes tonight's clash with Uruguay in Salvador will not be marred by poor refereeing decisions. <br /><br />At a press conference, there were suggestions that the South Americans might try to con the match officials if they were given a chance.<br /><br />''<span class="notranslate">I do not have the ability to tell the referees to officiate the game.</span> <span class="notranslate"> I can only focus on having the players ready for the match.</span> <span class="notranslate"> <br /><br />''They have to be wiser and focus.</span> <span class="notranslate"> The referee can also make mistakes, he is a human being too.</span> <span class="notranslate"> <br /><br />''But hope there is fair play on the field in Fonte Nova,'' Keshi told reporters.<br /><br />Thursday's match at&nbsp; Itaipava Arena Fonte Nova (Salvador, Bahia) will be officiated by Dutch referee Bjorn Kuipers.<br /><br />The 40 - year - old will be assisted by compatriots Sander van Roekel and Erwin Zeinstra while Portuguese Pedro Proen&ccedil;a is the fourth official.<br /><br /></span>