diff --git a/internal/pkg/core/device_handler.go b/internal/pkg/core/device_handler.go
index 9d4d891..e7e530a 100644
--- a/internal/pkg/core/device_handler.go
+++ b/internal/pkg/core/device_handler.go
@@ -35,12 +35,12 @@
 	"github.com/golang/protobuf/ptypes"
 	grpc_middleware "github.com/grpc-ecosystem/go-grpc-middleware"
 	grpc_opentracing "github.com/grpc-ecosystem/go-grpc-middleware/tracing/opentracing"
-	"github.com/opencord/voltha-lib-go/v5/pkg/adapters/adapterif"
-	"github.com/opencord/voltha-lib-go/v5/pkg/config"
-	"github.com/opencord/voltha-lib-go/v5/pkg/events/eventif"
-	flow_utils "github.com/opencord/voltha-lib-go/v5/pkg/flows"
-	"github.com/opencord/voltha-lib-go/v5/pkg/log"
-	"github.com/opencord/voltha-lib-go/v5/pkg/pmmetrics"
+	"github.com/opencord/voltha-lib-go/v6/pkg/adapters/adapterif"
+	"github.com/opencord/voltha-lib-go/v6/pkg/config"
+	"github.com/opencord/voltha-lib-go/v6/pkg/events/eventif"
+	flow_utils "github.com/opencord/voltha-lib-go/v6/pkg/flows"
+	"github.com/opencord/voltha-lib-go/v6/pkg/log"
+	"github.com/opencord/voltha-lib-go/v6/pkg/pmmetrics"
 
 	"github.com/opencord/voltha-openolt-adapter/internal/pkg/olterrors"
 	rsrcMgr "github.com/opencord/voltha-openolt-adapter/internal/pkg/resourcemanager"