diff --git a/Class_Diagram.md b/Class_Diagram.md
index 6448fc2..1f744d2 100644
--- a/Class_Diagram.md
+++ b/Class_Diagram.md
@@ -248,7 +248,7 @@ skinparam classAttributeIconSize 0
package Model <> #bada55 {
- interface IManager $done {
+ interface IManager $done {
+Add(toAdd: T): T
+GetAll(): T[*]
+GetOneByName(name: string): T
@@ -288,7 +288,7 @@ skinparam classAttributeIconSize 0
package Model <> #bada55 {
- interface IManager $done {
+ interface IManager>>> $done {
+Add(toAdd: T): T
+GetAll(): T[*]
+GetOneByName(name: string): T