diff --git a/rw_core/route/common.go b/rw_core/route/common.go
index ffeffef..9912a8d 100644
--- a/rw_core/route/common.go
+++ b/rw_core/route/common.go
@@ -18,7 +18,7 @@
 package route
 
 import (
-	"github.com/opencord/voltha-lib-go/v3/pkg/log"
+	"github.com/opencord/voltha-lib-go/v4/pkg/log"
 )
 
 var logger log.CLogger
diff --git a/rw_core/route/device_route.go b/rw_core/route/device_route.go
index fe34b65..4e5854b 100644
--- a/rw_core/route/device_route.go
+++ b/rw_core/route/device_route.go
@@ -22,8 +22,8 @@
 	"fmt"
 	"sync"
 
-	"github.com/opencord/voltha-lib-go/v3/pkg/log"
-	"github.com/opencord/voltha-protos/v3/go/voltha"
+	"github.com/opencord/voltha-lib-go/v4/pkg/log"
+	"github.com/opencord/voltha-protos/v4/go/voltha"
 	"google.golang.org/grpc/codes"
 	"google.golang.org/grpc/status"
 )
diff --git a/rw_core/route/device_route_test.go b/rw_core/route/device_route_test.go
index 3857837..722c9f5 100644
--- a/rw_core/route/device_route_test.go
+++ b/rw_core/route/device_route_test.go
@@ -26,8 +26,8 @@
 	"testing"
 	"time"
 
-	"github.com/opencord/voltha-protos/v3/go/openflow_13"
-	"github.com/opencord/voltha-protos/v3/go/voltha"
+	"github.com/opencord/voltha-protos/v4/go/openflow_13"
+	"github.com/opencord/voltha-protos/v4/go/voltha"
 	"github.com/stretchr/testify/assert"
 )