diff --git a/pkg/sabakan/main.go b/pkg/sabakan/main.go
index 42ab7e52..53b6388e 100644
--- a/pkg/sabakan/main.go
+++ b/pkg/sabakan/main.go
@@ -128,7 +128,7 @@ func subMain(ctx context.Context) error {
 		return err
 	}
 	if cfg.AdvertiseURLHTTPS == "" {
-		return errors.New("advertise-url-http must be specified")
+		return errors.New("advertise-url-https must be specified")
 	}
 	advertiseURLHTTPS, err := url.Parse(cfg.AdvertiseURLHTTPS)
 	if err != nil {