diff --git a/media/js/jquery.dataTables.js b/media/js/jquery.dataTables.js
index 3e44b3bb..3411b0db 100644
--- a/media/js/jquery.dataTables.js
+++ b/media/js/jquery.dataTables.js
@@ -1112,7 +1112,7 @@
 		
 				if ( oData._aData.DT_RowClass )
 				{
-					$(oData.nTr).addClass( oData._aData.DT_RowClass );
+					oData.nTr.className = oData._aData.DT_RowClass;
 				}
 		
 				/* Process each column */
diff --git a/media/src/core/core.draw.js b/media/src/core/core.draw.js
index d3579367..f4436ea6 100644
--- a/media/src/core/core.draw.js
+++ b/media/src/core/core.draw.js
@@ -26,7 +26,7 @@ function _fnCreateTr ( oSettings, iRow )
 
 		if ( oData._aData.DT_RowClass )
 		{
-			$(oData.nTr).addClass( oData._aData.DT_RowClass );
+			oData.nTr.className = oData._aData.DT_RowClass;
 		}
 
 		/* Process each column */