diff --git a/internal/pkg/intf/vpagent.go b/internal/pkg/intf/vpagent.go
index f255d13..094c58b 100644
--- a/internal/pkg/intf/vpagent.go
+++ b/internal/pkg/intf/vpagent.go
@@ -45,7 +45,7 @@
 // IVPClient interface
 type IVPClient interface {
 	ChangeEvent(*ofp.ChangeEvent) error
-	PacketIn(*ofp.PacketIn)
+	PacketIn(context.Context, *ofp.PacketIn)
 	ConnectInd(cxt context.Context, DiscType DiscoveryType)
 	Stop()
 }
@@ -59,7 +59,7 @@
 // IVPClientAgent interface
 type IVPClientAgent interface {
 	AddNewDevice(cfg *VPClientCfg)
-	DelDevice(id string)
+	DelDevice(cntx context.Context, id string)
 	IsRebootInProgressForDevice(device string) bool
 	// RebootInd(string, string, string)
 	IsBlockedDevice(string) bool