diff --git a/modules/rubiconBidAdapter.js b/modules/rubiconBidAdapter.js
index 2c2a02e1949..8e083a43505 100644
--- a/modules/rubiconBidAdapter.js
+++ b/modules/rubiconBidAdapter.js
@@ -139,7 +139,9 @@ var sizeMap = {
   576: '610x877',
   578: '980x552',
   580: '505x656',
-  622: '192x160'
+  622: '192x160',
+  632: '1200x450',
+  634: '340x450'
 };
 
 _each(sizeMap, (item, key) => sizeMap[item] = key);