diff --git a/src/main/resources/bidder-config/copper6ssp.yaml b/src/main/resources/bidder-config/copper6ssp.yaml
index 5e5b7d5d5bb..692697b6ea3 100644
--- a/src/main/resources/bidder-config/copper6ssp.yaml
+++ b/src/main/resources/bidder-config/copper6ssp.yaml
@@ -12,7 +12,7 @@ adapters:
         - video
         - native
       supported-vendors:
-      vendor-id: 0
+      vendor-id: 1356
     usersync:
       cookie-family-name: copper6ssp
       redirect: