diff --git a/extensions/community_extensions/ifa_type.md b/extensions/community_extensions/ifa_type.md
index 86ae0569..8b431943 100644
--- a/extensions/community_extensions/ifa_type.md
+++ b/extensions/community_extensions/ifa_type.md
@@ -4,6 +4,7 @@
 Basis Technologies<br />
 Global<br />
 Unruly<br />
+Index Exchange<br />
 
 ## Overview
 The `ifa_type` field was originally introduced by IAB Tech Lab in:<br />