diff --git a/pkg/system/syscall_windows.go b/pkg/system/syscall_windows.go
index ef782d7ac8..e14d7fd75e 100644
--- a/pkg/system/syscall_windows.go
+++ b/pkg/system/syscall_windows.go
@@ -2,15 +2,6 @@ package system // import "github.com/docker/docker/pkg/system"
 
 import "golang.org/x/sys/windows"
 
-const (
-	// Deprecated: use github.com/docker/pkg/idtools.SeTakeOwnershipPrivilege
-	SeTakeOwnershipPrivilege = "SeTakeOwnershipPrivilege"
-	// Deprecated: use github.com/docker/pkg/idtools.ContainerAdministratorSidString
-	ContainerAdministratorSidString = "S-1-5-93-2-1"
-	// Deprecated: use github.com/docker/pkg/idtools.ContainerUserSidString
-	ContainerUserSidString = "S-1-5-93-2-2"
-)
-
 // VER_NT_WORKSTATION, see https://docs.microsoft.com/en-us/windows/win32/api/winnt/ns-winnt-osversioninfoexa
 const verNTWorkstation = 0x00000001 // VER_NT_WORKSTATION