[VOL-2588] Simplify TT case

Change-Id: Ia22dbda21b0702ac0444a17ae3e5063c7723e395
diff --git a/go.mod b/go.mod
index 34d5297..6100676 100644
--- a/go.mod
+++ b/go.mod
@@ -4,8 +4,8 @@
 
 require (
 	github.com/cenkalti/backoff/v3 v3.1.1
-	github.com/opencord/voltha-lib-go/v2 v2.2.19
-	github.com/opencord/voltha-protos/v2 v2.1.0
+	github.com/opencord/voltha-lib-go/v3 v3.0.20
+	github.com/opencord/voltha-protos/v3 v3.2.6
 	golang.org/x/net v0.0.0-20190930134127-c5a3c61f89f3
 	google.golang.org/grpc v1.24.0
 )