[VOL-3419] Supporting new flow format.
Releasing version 1.3.0

Change-Id: Ie35c06c62797cc5966305a0a82492600a0dec871
diff --git a/go.mod b/go.mod
index a2af8f3..75a24e8 100644
--- a/go.mod
+++ b/go.mod
@@ -20,7 +20,7 @@
 	github.com/opencord/cordctl v0.0.0-20190909161711-01e9c1f04bf4
 	github.com/opencord/device-management-interface v0.9.1-0.20200930105820-188a84f483b3
 	github.com/opencord/omci-sim v0.0.4
-	github.com/opencord/voltha-protos/v3 v3.4.5
+	github.com/opencord/voltha-protos/v4 v4.0.2
 	github.com/pkg/errors v0.8.1 // indirect
 	github.com/sirupsen/logrus v1.4.2
 	github.com/stretchr/testify v1.4.0