diff --git a/vendor/github.com/opencord/voltha-lib-go/v3/pkg/db/backend.go b/vendor/github.com/opencord/voltha-lib-go/v3/pkg/db/backend.go
index 55fda64..20bacad 100644
--- a/vendor/github.com/opencord/voltha-lib-go/v3/pkg/db/backend.go
+++ b/vendor/github.com/opencord/voltha-lib-go/v3/pkg/db/backend.go
@@ -21,7 +21,6 @@
 	"errors"
 	"fmt"
 	"strconv"
-	"sync"
 	"time"
 
 	"github.com/opencord/voltha-lib-go/v3/pkg/db/kvstore"
@@ -37,12 +36,11 @@
 
 // Backend structure holds details for accessing the kv store
 type Backend struct {
-	sync.RWMutex
 	Client                  kvstore.Client
 	StoreType               string
 	Host                    string
 	Port                    int
-	Timeout                 int
+	Timeout                 time.Duration
 	PathPrefix              string
 	alive                   bool          // Is this backend connection alive?
 	liveness                chan bool     // channel to post alive state
@@ -51,7 +49,7 @@
 }
 
 // NewBackend creates a new instance of a Backend structure
-func NewBackend(storeType string, host string, port int, timeout int, pathPrefix string) *Backend {
+func NewBackend(storeType string, host string, port int, timeout time.Duration, pathPrefix string) *Backend {
 	var err error
 
 	b := &Backend{
@@ -77,7 +75,7 @@
 	return b
 }
 
-func (b *Backend) newClient(address string, timeout int) (kvstore.Client, error) {
+func (b *Backend) newClient(address string, timeout time.Duration) (kvstore.Client, error) {
 	switch b.StoreType {
 	case "consul":
 		return kvstore.NewConsulClient(address, timeout)
@@ -188,9 +186,6 @@
 
 // List retrieves one or more items that match the specified key
 func (b *Backend) List(ctx context.Context, key string) (map[string]*kvstore.KVPair, error) {
-	b.Lock()
-	defer b.Unlock()
-
 	formattedPath := b.makePath(key)
 	logger.Debugw("listing-key", log.Fields{"key": key, "path": formattedPath})
 
@@ -203,9 +198,6 @@
 
 // Get retrieves an item that matches the specified key
 func (b *Backend) Get(ctx context.Context, key string) (*kvstore.KVPair, error) {
-	b.Lock()
-	defer b.Unlock()
-
 	formattedPath := b.makePath(key)
 	logger.Debugw("getting-key", log.Fields{"key": key, "path": formattedPath})
 
@@ -218,9 +210,6 @@
 
 // Put stores an item value under the specifed key
 func (b *Backend) Put(ctx context.Context, key string, value interface{}) error {
-	b.Lock()
-	defer b.Unlock()
-
 	formattedPath := b.makePath(key)
 	logger.Debugw("putting-key", log.Fields{"key": key, "path": formattedPath})
 
@@ -233,9 +222,6 @@
 
 // Delete removes an item under the specified key
 func (b *Backend) Delete(ctx context.Context, key string) error {
-	b.Lock()
-	defer b.Unlock()
-
 	formattedPath := b.makePath(key)
 	logger.Debugw("deleting-key", log.Fields{"key": key, "path": formattedPath})
 
@@ -248,9 +234,6 @@
 
 // CreateWatch starts watching events for the specified key
 func (b *Backend) CreateWatch(ctx context.Context, key string, withPrefix bool) chan *kvstore.Event {
-	b.Lock()
-	defer b.Unlock()
-
 	formattedPath := b.makePath(key)
 	logger.Debugw("creating-key-watch", log.Fields{"key": key, "path": formattedPath})
 
@@ -259,9 +242,6 @@
 
 // DeleteWatch stops watching events for the specified key
 func (b *Backend) DeleteWatch(key string, ch chan *kvstore.Event) {
-	b.Lock()
-	defer b.Unlock()
-
 	formattedPath := b.makePath(key)
 	logger.Debugw("deleting-key-watch", log.Fields{"key": key, "path": formattedPath})