diff --git a/cmd/gate/app_option.go b/cmd/gate/app_option.go
deleted file mode 100644
index 188a228f..00000000
--- a/cmd/gate/app_option.go
+++ /dev/null
@@ -1,21 +0,0 @@
-package main
-
-import (
-	"crypto/ecdsa"
-	"time"
-
-	"github.com/nspcc-dev/neofs-authmate/accessbox/hcs"
-	"github.com/nspcc-dev/neofs-s3-gate/api/pool"
-	"go.uber.org/zap"
-)
-
-type (
-	authCenterParams struct {
-		Pool    pool.Client
-		Logger  *zap.Logger
-		Timeout time.Duration
-
-		GateAuthKeys    *hcs.X25519Keys
-		NeoFSPrivateKey *ecdsa.PrivateKey
-	}
-)