diff --git a/dev-docs/bidders/justpremium.md b/dev-docs/bidders/justpremium.md
index 20732ff502..f5eebddc3c 100644
--- a/dev-docs/bidders/justpremium.md
+++ b/dev-docs/bidders/justpremium.md
@@ -6,6 +6,7 @@ pbjs: true
 biddercode: justpremium
 gdpr_supported: true
 usp_supported: true
+schain_supported: true
 userIds: britepoolId, criteo, id5Id, identityLink, liveIntentId, netId, parrableId, pubCommonId, unifiedId
 ---