diff --git a/config/config.go b/config/config.go
index e93aed46eab..4e54bc712a2 100755
--- a/config/config.go
+++ b/config/config.go
@@ -575,7 +575,7 @@ func (cfg *Configuration) setDerivedDefaults() {
 	// openrtb_ext.BidderVrtcal doesn't have a good default.
 	setDefaultUsersync(cfg.Adapters, openrtb_ext.BidderYieldlab, "https://ad.yieldlab.net/mr?t=2&pid=9140838&gdpr={{.GDPR}}&gdpr_consent={{.GDPRConsent}}&r="+url.QueryEscape(externalURL)+"%2Fsetuid%3Fbidder%3Dyieldlab%26gdpr%3D{{.GDPR}}%26gdpr_consent%3D{{.GDPRConsent}}%26uid%3D%25%25YL_UID%25%25")
 	setDefaultUsersync(cfg.Adapters, openrtb_ext.BidderYieldmo, "https://ads.yieldmo.com/pbsync?gdpr={{.GDPR}}&gdpr_consent={{.GDPRConsent}}&us_privacy={{.USPrivacy}}&redirectUri="+url.QueryEscape(externalURL)+"%2Fsetuid%3Fbidder%3Dyieldmo%26gdpr%3D{{.GDPR}}%26gdpr_consent%3D{{.GDPRConsent}}%26uid%3D%24UID")
-	setDefaultUsersync(cfg.Adapters, openrtb_ext.BidderYieldone, "https://y.one.impact-ad.jp/hbs_sc?gdpr={{.GDPR}}&gdpr_consent={{.GDPRConsent}}&us_privacy={{.USPrivacy}}&redirectUri="+url.QueryEscape(externalURL)+"%2Fsetuid%3Fbidder%3Dyieldone%26gdpr%3D{{.GDPR}}%26gdpr_consent%3D{{.GDPRConsent}}%26uid%3D%24UID")
+	setDefaultUsersync(cfg.Adapters, openrtb_ext.BidderYieldone, "https://y.one.impact-ad.jp/hbs_cs?gdpr={{.GDPR}}&gdpr_consent={{.GDPRConsent}}&us_privacy={{.USPrivacy}}&redirectUri="+url.QueryEscape(externalURL)+"%2Fsetuid%3Fbidder%3Dyieldone%26gdpr%3D{{.GDPR}}%26gdpr_consent%3D{{.GDPRConsent}}%26uid%3D%24UID")
 	setDefaultUsersync(cfg.Adapters, openrtb_ext.BidderZeroClickFraud, "https://s.0cf.io/sync?gdpr={{.GDPR}}&gdpr_consent={{.GDPRConsent}}&us_privacy={{.USPrivacy}}&r="+url.QueryEscape(externalURL)+"%2Fsetuid%3Fbidder%3Dzeroclickfraud%26gdpr%3D{{.GDPR}}%26gdpr_consent%3D{{.GDPRConsent}}%26uid%3D%24%7Buid%7D")
 }