diff --git a/README.md b/README.md
index d0170f54..4b5b0af4 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@
       --metrics                         enable prometheus metrics
   -h, --help                            show help
   -v, --version                         show version
-      --neofs-key string                set value to hex string, WIF string, or path to NeoFS private key file (use "generated" to generate key) (default "generated")
+      --neofs-key string                set value to hex string, WIF string, or path to NeoFS private key file
       --auth-key string                 set path to file with auth (curve25519) private key to use in auth scheme
       --verbose                         set debug mode of gRPC connections
       --request_timeout duration        set gRPC request timeout (default 15s)
@@ -16,13 +16,16 @@
       --rebalance_timer duration        set gRPC connection rebalance timer (default 15s)
       --max_clients_count int           set max-clients count (default 100)
       --max_clients_deadline duration   set max-clients deadline (default 30s)
+  -t, --con_ttl duration                set gRPC connection time to live (default 5m0s)
       --listen_address string           set address to listen (default "0.0.0.0:8080")
   -p, --peers stringArray               set NeoFS nodes
+  -d, --listen_domains stringArray      set domains to be listened
 
 # Environments
 
 S3_GW_AUTH-KEY = 
 S3_GW_NEOFS-KEY =
+S3_GW_CON_TTL = 5m0s
 S3_GW_CONNECT_TIMEOUT = 30s
 S3_GW_REBALANCE_TIMER = 15s
 S3_GW_REQUEST_TIMEOUT = 15s
@@ -30,8 +33,10 @@ S3_GW_KEEPALIVE_PERMIT_WITHOUT_STREAM = true
 S3_GW_KEEPALIVE_TIME = 10s
 S3_GW_KEEPALIVE_TIMEOUT = 10s
 S3_GW_LISTEN_ADDRESS = 0.0.0.0:8080
+S3_GW_LISTEN_DOMAINS = []
 S3_GW_LOGGER_FORMAT = console
 S3_GW_LOGGER_LEVEL = debug
+S3_GW_LOGGER_NO_CALLER = false
 S3_GW_LOGGER_NO_DISCLAIMER = true
 S3_GW_LOGGER_SAMPLING_INITIAL = 1000
 S3_GW_LOGGER_SAMPLING_THEREAFTER = 1000
diff --git a/cmd/gate/app-settings.go b/cmd/gate/app-settings.go
index a504758e..2024fd59 100644
--- a/cmd/gate/app-settings.go
+++ b/cmd/gate/app-settings.go
@@ -16,8 +16,7 @@ import (
 )
 
 const (
-	devNull   = empty(0)
-	generated = "generated"
+	devNull = empty(0)
 
 	minimumTTLInMinutes = 5
 
@@ -162,7 +161,7 @@ func newSettings() *viper.Viper {
 	help := flags.BoolP(cmdHelp, "h", false, "show help")
 	version := flags.BoolP(cmdVersion, "v", false, "show version")
 
-	flags.String(cfgNeoFSPrivateKey, generated, fmt.Sprintf(`set value to hex string, WIF string, or path to NeoFS private key file (use "%s" to generate key)`, generated))
+	flags.String(cfgNeoFSPrivateKey, "", "set value to hex string, WIF string, or path to NeoFS private key file")
 	flags.String(cfgGateAuthPrivateKey, "", "set path to file with auth (curve25519) private key to use in auth scheme")
 
 	flags.Bool(cfgGRPCVerbose, false, "set debug mode of gRPC connections")