diff --git a/polygon/websocket/models/common.py b/polygon/websocket/models/common.py
index b39f9f87..38aea4c4 100644
--- a/polygon/websocket/models/common.py
+++ b/polygon/websocket/models/common.py
@@ -11,6 +11,7 @@ class Feed(Enum):
     Launchpad = "launchpad.polygon.io"
     Business = "business.polygon.io"
     EdgxBusiness = "edgx-business.polygon.io"
+    IEXBusiness = "iex-business.polygon.io"
     DelayedBusiness = "delayed-business.polygon.io"
     DelayedEdgxBusiness = "delayed-edgx-business.polygon.io"
     DelayedNasdaqLastSaleBusiness = "delayed-nasdaq-last-sale-business.polygon.io"