diff --git a/internal/pkg/common/interfaces.go b/internal/pkg/common/interfaces.go
index e1cc2ec..ed8cf1e 100755
--- a/internal/pkg/common/interfaces.go
+++ b/internal/pkg/common/interfaces.go
@@ -131,6 +131,7 @@
 	GetOnuDB() *devdb.OnuDeviceDB
 	GetPersSerialNumber() string
 	GetPersVendorID() string
+	GetPersVersion() string
 	GetPersEquipmentID() string
 	GetPersIsExtOmciSupported() bool