diff --git a/lib/conn/conn.go b/lib/conn/conn.go
index 30e4cd6..7946c0d 100755
--- a/lib/conn/conn.go
+++ b/lib/conn/conn.go
@@ -6,13 +6,6 @@ import (
 	"encoding/binary"
 	"encoding/json"
 	"errors"
-	"github.com/cnlh/nps/lib/common"
-	"github.com/cnlh/nps/lib/crypt"
-	"github.com/cnlh/nps/lib/file"
-	"github.com/cnlh/nps/lib/mux"
-	"github.com/cnlh/nps/lib/pool"
-	"github.com/cnlh/nps/lib/rate"
-	"github.com/cnlh/nps/vender/github.com/xtaci/kcp"
 	"io"
 	"net"
 	"net/http"