diff --git a/models/utils/interfaces.go b/models/utils/interfaces.go
index 84b2ab7..170a0c2 100755
--- a/models/utils/interfaces.go
+++ b/models/utils/interfaces.go
@@ -18,7 +18,7 @@ type ShallowDBObject interface {
 // DBObject is an interface that defines the basic methods for a DBObject
 type DBObject interface {
 	GenerateID()
-	IsNotInCatalog()
+	IsNotInCatalog() bool
 	SetID(id string)
 	GetID() string
 	GetName() string