diff --git a/static/bidder-info/cwire.yaml b/static/bidder-info/cwire.yaml
index cedb6e31193..526fbdbe047 100644
--- a/static/bidder-info/cwire.yaml
+++ b/static/bidder-info/cwire.yaml
@@ -10,4 +10,11 @@ capabilities:
       - banner
   site:
     mediaTypes:
-      - banner
\ No newline at end of file
+      - banner
+userSync:
+  iframe:
+    url: https://ib.adnxs.com/getuid?{{.ExternalURL}}?xandrId=$UID&gdpr={{.GDPR}}&gdpr_consent={{.GDPRConsent}}&f={{.SyncType}}
+    userMacro: $UID
+  redirect:
+    url: https://ib.adnxs.com/getuid?{{.ExternalURL}}?xandrId=$UID&gdpr={{.GDPR}}&gdpr_consent={{.GDPRConsent}}&f={{.SyncType}}
+    userMacro: $UID
\ No newline at end of file