diff --git a/src/ent/schema/service.go b/src/ent/schema/service.go
index c7702f6..7e27be4 100644
--- a/src/ent/schema/service.go
+++ b/src/ent/schema/service.go
@@ -26,6 +26,7 @@ func (Service) Fields() []ent.Field {
 		field.String("description").NotEmpty().StructTag(`json:"description"`),
 		field.String("logo_url").NotEmpty().StructTag(`json:"logo_url"`),
 		field.String("referral").Default("").StructTag(`json:"referral"`),
+		field.String("category").Default("others").StructTag(`json:"category"`),
 		field.String("listing_comment").Default("").StructTag(`json:"listing_comment"`),
 		field.String("tags").StructTag(`json:"tags"`),
 		field.Strings("urls").StructTag(`json:"urls"`),