diff --git a/VERSION b/VERSION
index 30b26df..4c05e4e 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-4.0.11
+4.0.12
diff --git a/go/voltha/events.pb.go b/go/voltha/events.pb.go
index f51a7b7..2dc1826 100644
--- a/go/voltha/events.pb.go
+++ b/go/voltha/events.pb.go
@@ -116,11 +116,12 @@
 type EventSubCategory_Types int32
 
 const (
-	EventSubCategory_PON EventSubCategory_Types = 0
-	EventSubCategory_OLT EventSubCategory_Types = 1
-	EventSubCategory_ONT EventSubCategory_Types = 2
-	EventSubCategory_ONU EventSubCategory_Types = 3
-	EventSubCategory_NNI EventSubCategory_Types = 4
+	EventSubCategory_PON  EventSubCategory_Types = 0
+	EventSubCategory_OLT  EventSubCategory_Types = 1
+	EventSubCategory_ONT  EventSubCategory_Types = 2
+	EventSubCategory_ONU  EventSubCategory_Types = 3
+	EventSubCategory_NNI  EventSubCategory_Types = 4
+	EventSubCategory_NONE EventSubCategory_Types = 5
 )
 
 var EventSubCategory_Types_name = map[int32]string{
@@ -129,14 +130,16 @@
 	2: "ONT",
 	3: "ONU",
 	4: "NNI",
+	5: "NONE",
 }
 
 var EventSubCategory_Types_value = map[string]int32{
-	"PON": 0,
-	"OLT": 1,
-	"ONT": 2,
-	"ONU": 3,
-	"NNI": 4,
+	"PON":  0,
+	"OLT":  1,
+	"ONT":  2,
+	"ONU":  3,
+	"NNI":  4,
+	"NONE": 5,
 }
 
 func (x EventSubCategory_Types) String() string {
@@ -1149,85 +1152,86 @@
 func init() { proto.RegisterFile("voltha_protos/events.proto", fileDescriptor_e63e6c07044fd2c4) }
 
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+	0x00, 0x00,
 }
diff --git a/protos/voltha_protos/events.proto b/protos/voltha_protos/events.proto
index 4dd8347..5092bab 100644
--- a/protos/voltha_protos/events.proto
+++ b/protos/voltha_protos/events.proto
@@ -177,6 +177,7 @@
         ONT = 2;
         ONU = 3;
         NNI = 4;
+        NONE = 5; //Adding None for RPC Events
         // Add new event categories here.
     }
 }
diff --git a/voltha.pb b/voltha.pb
index 0ec7eee..259eb6f 100644
--- a/voltha.pb
+++ b/voltha.pb
Binary files differ