diff --git a/static/bidder-info/audienceNetwork.yaml b/static/bidder-info/audienceNetwork.yaml
index 10117ce708b..e952def7405 100644
--- a/static/bidder-info/audienceNetwork.yaml
+++ b/static/bidder-info/audienceNetwork.yaml
@@ -12,3 +12,4 @@ userSync:
   # facebook's audience network supports user syncing, but requires configuration by the host.
   supports:
     - redirect
+endpointCompression: "GZIP"
diff --git a/static/bidder-info/thetradedesk.yaml b/static/bidder-info/thetradedesk.yaml
index e1354c86ddc..7fe48643542 100644
--- a/static/bidder-info/thetradedesk.yaml
+++ b/static/bidder-info/thetradedesk.yaml
@@ -21,3 +21,4 @@ userSync:
     - iframe
 openrtb:
   gpp-supported: true
+endpointCompression: "GZIP"