diff --git a/internal/api/merch/dto.go b/internal/api/merch/dto.go
index 7ee7281..5b9180c 100644
--- a/internal/api/merch/dto.go
+++ b/internal/api/merch/dto.go
@@ -86,7 +86,7 @@ type ZeroPrice struct {
 	CreatedAt time.Time `json:"created_at"`
 	MerchUuid string    `json:"merch_uuid"`
 	Name      string    `json:"name"`
-	Origin    string    `json:"origin"`
+	Origin    Origin    `json:"origin"`
 }
 
 type DeleteZeroPrices struct {