diff --git a/src/runtime/virtcontainers/pkg/nsenter/nsenter.go b/src/runtime/virtcontainers/pkg/nsenter/nsenter.go
deleted file mode 100644
index 70189fc369..0000000000
--- a/src/runtime/virtcontainers/pkg/nsenter/nsenter.go
+++ /dev/null
@@ -1,31 +0,0 @@
-// Copyright (c) 2018 Intel Corporation
-// Copyright 2015-2017 CNI authors
-//
-// SPDX-License-Identifier: Apache-2.0
-//
-
-package nsenter
-
-// NSType defines a namespace type.
-type NSType string
-
-// List of namespace types.
-// Notice that neither "mnt" nor "user" are listed into this list.
-// Because Golang is multithreaded, we get some errors when trying
-// to switch to those namespaces, getting "invalid argument".
-// The solution is to reexec the current code so that it will call
-// into a C constructor, making sure the namespace can be entered
-// without multithreading issues.
-const (
-	NSTypeCGroup NSType = "cgroup"
-	NSTypeIPC    NSType = "ipc"
-	NSTypeNet    NSType = "net"
-	NSTypePID    NSType = "pid"
-	NSTypeUTS    NSType = "uts"
-)
-
-type Namespace struct {
-	Path string
-	Type NSType
-	PID  int
-}