diff --git a/adapters/yeahmobi/yeahmobi.go b/adapters/yeahmobi/yeahmobi.go
index b4de0bd270b..35434d05473 100644
--- a/adapters/yeahmobi/yeahmobi.go
+++ b/adapters/yeahmobi/yeahmobi.go
@@ -187,10 +187,3 @@ func getBidType(impId string, imps []openrtb2.Imp) openrtb_ext.BidType {
 	}
 	return bidType
 }
-
-type yeahmobiBidExt struct {
-	VideoCreativeInfo *yeahmobiBidExtVideo `json:"video,omitempty"`
-}
-type yeahmobiBidExtVideo struct {
-	Duration *int `json:"duration,omitempty"`
-}