diff --git a/go.sum b/go.sum
index bb10b31..e0fc267 100644
--- a/go.sum
+++ b/go.sum
@@ -202,8 +202,8 @@
 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/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-lib-go/v4 v4.0.1 h1:fSPUqOan3oXNRE1FSROq3T4KTk4sPtDQsTRrv5PLCks=
+github.com/opencord/voltha-lib-go/v4 v4.0.1/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=