diff --git a/openrtb_ext/bidders.go b/openrtb_ext/bidders.go
index 84395b71dfa..3329117ce42 100644
--- a/openrtb_ext/bidders.go
+++ b/openrtb_ext/bidders.go
@@ -673,6 +673,9 @@ const (
 	BidderMspMoloco       BidderName = "msp_moloco"
 	BidderMspMolocoNative BidderName = "msp_moloco_native"
 	BidderMspTtdVideo     BidderName = "msp_ttd_video"
+	BidderMspVungleAlpha  BidderName = "msp_vungle_alpha"
+	BidderMspVungleBeta   BidderName = "msp_vungle_beta"
+	BidderMspVungleGamma  BidderName = "msp_vungle_gamma"
 )
 
 // CoreBidderNames returns a slice of all core bidders.
diff --git a/openrtb_ext/msp_bidders.go b/openrtb_ext/msp_bidders.go
index bc997def3b9..94134a3ca3f 100644
--- a/openrtb_ext/msp_bidders.go
+++ b/openrtb_ext/msp_bidders.go
@@ -14,6 +14,9 @@ func mspBidderNames() []BidderName {
 		BidderMspMoloco,
 		BidderMspMolocoNative,
 		BidderMspTtdVideo,
+		BidderMspVungleAlpha,
+		BidderMspVungleBeta,
+		BidderMspVungleGamma,
 	}
 }