diff --git a/src/arenas/connectFour/js.js b/src/arenas/connectFour/js.js
index f5f0da3..02c4f02 100644
--- a/src/arenas/connectFour/js.js
+++ b/src/arenas/connectFour/js.js
@@ -22,7 +22,7 @@ function connectFour(bot1,bot2,xd_check){
   document.getElementById('fightResult').innerHTML = '';
   //create grid
   
-  var table=createElem('table',{'className':'tabledoc'});
+  var table=createElem('table',{'class':'tabledoc'});
   for (var i=0; i<6; i++){
     var tr=createElem('tr');
     for (var j=0;j<7; j++){