diff --git a/VERSION b/VERSION
index fcdb2e1..1454f6e 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-4.0.0
+4.0.1
diff --git a/go.mod b/go.mod
index 3a21901..bc41cd5 100644
--- a/go.mod
+++ b/go.mod
@@ -1,4 +1,4 @@
-module github.com/opencord/voltha-protos/v3
+module github.com/opencord/voltha-protos/v4
 
 go 1.13