diff --git a/extensions/community_extensions/segtax.md b/extensions/community_extensions/segtax.md
index 69965d6..ffa2703 100644
--- a/extensions/community_extensions/segtax.md
+++ b/extensions/community_extensions/segtax.md
@@ -220,6 +220,14 @@ Source : AdCOM [https://github.com/InteractiveAdvertisingBureau/AdCOM/blob/maste
       <td>544</td>
       <td>Raptive Custom Content Taxonomy</td>
     </tr>
+    <tr>
+      <td>545</td>
+      <td>Ad Generation Custom Audience Taxonomy</td>
+    </tr>
+    <tr>
+      <td>546</td>
+      <td>Ad Generation Custom Content Taxonomy</td>
+    </tr>
     <tr>
       <td>550</td>
       <td>Sirdata - Public Audience Taxonomy</td>