diff --git a/internal/pkg/common/interfaces.go b/internal/pkg/common/interfaces.go
index 69fa26f..ceec3ef 100755
--- a/internal/pkg/common/interfaces.go
+++ b/internal/pkg/common/interfaces.go
@@ -178,6 +178,7 @@
 // IonuUniTechProf interface to onuUniTechProf
 type IonuUniTechProf interface {
 	GetAllBidirectionalGemPortIDsForOnu() []uint16
+	GetNumberOfConfiguredUsGemPorts(ctx context.Context) int
 	SetProfileToDelete(uint8, uint8, bool)
 }