diff --git a/go.mod b/go.mod
index c0e5cda..618af4a 100644
--- a/go.mod
+++ b/go.mod
@@ -4,12 +4,12 @@
 
 require (
 	github.com/gogo/protobuf v1.3.1
-	github.com/golang/protobuf v1.3.2
+	github.com/golang/protobuf v1.4.2
 	github.com/google/gopacket v1.1.17
 	github.com/looplab/fsm v0.1.0
-	github.com/opencord/omci-lib-go v0.13.1
-	github.com/opencord/voltha-lib-go/v3 v3.1.7
-	github.com/opencord/voltha-protos/v3 v3.3.3
-	github.com/stretchr/testify v1.5.1
+	github.com/opencord/omci-lib-go v0.13.2
+	github.com/opencord/voltha-lib-go/v3 v3.1.23
+	github.com/opencord/voltha-protos/v3 v3.3.9
+	github.com/stretchr/testify v1.6.1
 	google.golang.org/grpc v1.25.1 // indirect
 )