diff --git a/client/control.go b/client/control.go
index 158bc8fb..861c9777 100644
--- a/client/control.go
+++ b/client/control.go
@@ -18,7 +18,6 @@ import (
 	"context"
 	"crypto/tls"
 	"fmt"
-	"github.com/fatedier/frp/models/transport"
 	"io"
 	"net"
 	"runtime/debug"
@@ -29,6 +28,7 @@ import (
 	"github.com/fatedier/frp/models/auth"
 	"github.com/fatedier/frp/models/config"
 	"github.com/fatedier/frp/models/msg"
+	"github.com/fatedier/frp/models/transport"
 	frpNet "github.com/fatedier/frp/utils/net"
 	"github.com/fatedier/frp/utils/xlog"
 
diff --git a/models/config/client_common.go b/models/config/client_common.go
index ec07469b..dd6d3a95 100644
--- a/models/config/client_common.go
+++ b/models/config/client_common.go
@@ -350,18 +350,15 @@ func (cfg *ClientCommonConf) Check() (err error) {
 
 	if cfg.TLSEnable == false {
 		if cfg.TLSCertFile != "" {
-			err = fmt.Errorf("Parse conf error: forbidden tls_cert_file, it only works when tls_enabled is true")
-			return
+			fmt.Println("WARNING! Because tls_enable is not true, so tls_cert_file will not make sense")
 		}
 
 		if cfg.TLSKeyFile != "" {
-			err = fmt.Errorf("Parse conf error: forbidden tls_key_file, it only works when tls_enabled is true")
-			return
+			fmt.Println("WARNING! Because tls_enable is not true, so tls_key_file will not make sense")
 		}
 
 		if cfg.TLSTrustedCaFile != "" {
-			err = fmt.Errorf("Parse conf error: forbidden tls_trusted_ca_file, it only works when tls_enabled is true")
-			return
+			fmt.Println("WARNING! Because tls_enable is not true, so tls_trusted_ca_file will not make sense")
 		}
 	}
 
diff --git a/models/transport/tls.go b/models/transport/tls.go
index c748c004..9338b90d 100644
--- a/models/transport/tls.go
+++ b/models/transport/tls.go
@@ -76,7 +76,7 @@ func newCertPool(caPath string) (*x509.CertPool, error) {
 	return pool, nil
 }
 
-func NewServerTLSConfig(certPath, keyPath, caPath string ) (*tls.Config, error) {
+func NewServerTLSConfig(certPath, keyPath, caPath string) (*tls.Config, error) {
 	var base = &tls.Config{}
 
 	if certPath == "" || keyPath == "" {
@@ -105,7 +105,6 @@ func NewServerTLSConfig(certPath, keyPath, caPath string ) (*tls.Config, error)
 	return base, nil
 }
 
-
 func NewClientTLSConfig(certPath, keyPath, caPath, servearName string) (*tls.Config, error) {
 	var base = &tls.Config{}
 
diff --git a/server/service.go b/server/service.go
index 70065412..3880d382 100644
--- a/server/service.go
+++ b/server/service.go
@@ -19,7 +19,6 @@ import (
 	"context"
 	"crypto/tls"
 	"fmt"
-	"github.com/fatedier/frp/models/transport"
 	"io/ioutil"
 	"net"
 	"net/http"
@@ -33,6 +32,7 @@ import (
 	"github.com/fatedier/frp/models/msg"
 	"github.com/fatedier/frp/models/nathole"
 	plugin "github.com/fatedier/frp/models/plugin/server"
+	"github.com/fatedier/frp/models/transport"
 	"github.com/fatedier/frp/server/controller"
 	"github.com/fatedier/frp/server/group"
 	"github.com/fatedier/frp/server/metrics"