diff --git a/go.sum b/go.sum
index cc49a60..91da69d 100644
--- a/go.sum
+++ b/go.sum
@@ -204,11 +204,10 @@
 github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
 github.com/onsi/gomega v1.4.2 h1:3mYCb7aPxS/RU7TI1y4rkEn1oKmPRjNJLNEXgw7MH2I=
 github.com/onsi/gomega v1.4.2/go.mod h1:ex+gbHU/CVuBBDIJjb2X0qEXbFg53c61hWP/1CpauHY=
-github.com/opencord/voltha-lib-go/v3 v3.2.8 h1:aQGuX6aJmCK3d0JXnYOiMhzDsMwVy+lyw5FOZ/ggakk=
-github.com/opencord/voltha-lib-go/v3 v3.2.8/go.mod h1:MIWsmMGxIRLK8dG+CNVcE/cJCzOondyRbwJ1708BYgU=
-github.com/opencord/voltha-protos/v3 v3.4.1/go.mod h1:nl1ETp5Iw3avxOaKD8BJlYY5wYI4KeV95aT1pL63nto=
-github.com/opencord/voltha-protos/v3 v3.4.5 h1:8M4RHUgQI+XHMBtTW6FLwinqP9JbZq3kM2UOb9ShgLc=
-github.com/opencord/voltha-protos/v3 v3.4.5/go.mod h1:nl1ETp5Iw3avxOaKD8BJlYY5wYI4KeV95aT1pL63nto=
+github.com/opencord/voltha-lib-go/v4 v4.0.0 h1:D5dK5LQ6Z/UbUEsuQuP9OoAODQuNSY1qQnuF2PsxTKw=
+github.com/opencord/voltha-lib-go/v4 v4.0.0/go.mod h1:QgdIa7PlU0jhZT3qCPtcVt8/CpingKm4dUEROBrUBZg=
+github.com/opencord/voltha-protos/v4 v4.0.2 h1:SI25ljqftc8Tc28CgfqSE4IGCLJ5MgCmBQlE96hl9X8=
+github.com/opencord/voltha-protos/v4 v4.0.2/go.mod h1:W/OIFIyvFh/C0vchRUuarIsMylEhzCRM9pNxLvkPtKc=
 github.com/opentracing/opentracing-go v1.1.0 h1:pWlfV3Bxv7k65HYwkikxat0+s3pV4bsqf19k25Ur8rU=
 github.com/opentracing/opentracing-go v1.1.0/go.mod h1:UkNAQd3GIcIGf0SeVgPpRdFStlNbqXla1AfSYxPUl2o=
 github.com/pascaldekloe/goe v0.0.0-20180627143212-57f6aae5913c/go.mod h1:lzWF7FIEvWOWxwDKqyGYQf6ZUaNfKdP144TG7ZOy1lc=