diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 95e6658..3dcb891 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -4,9 +4,7 @@
     <option name="autoReloadType" value="SELECTIVE" />
   </component>
   <component name="ChangeListManager">
-    <list default="true" id="3cb5d028-bd6e-41c8-8344-b58383b29cf7" name="Changes" comment="">
-      <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
-    </list>
+    <list default="true" id="3cb5d028-bd6e-41c8-8344-b58383b29cf7" name="Changes" comment="" />
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
     <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
@@ -66,6 +64,18 @@
     "git-widget-placeholder": "main",
     "last_opened_file_path": "/Users/phucnguyen/Documents/GitHub/Design-Patterns/Writerside/topics",
     "settings.editor.selected.configurable": "fileTemplates"
+  },
+  "keyToStringList": {
+    "stardust.markdown.MarkdownSplitEditorSuppressor:keyList": [
+      "/Users/phucnguyen/Documents/GitHub/Design-Patterns/Writerside/topics/Builder.md",
+      "/Users/phucnguyen/Documents/GitHub/Design-Patterns/Writerside/topics/Chain-Of-Responsibility.md",
+      "/Users/phucnguyen/Documents/GitHub/Design-Patterns/Writerside/topics/Command.md",
+      "/Users/phucnguyen/Documents/GitHub/Design-Patterns/Writerside/topics/Creational-Patterns.md",
+      "/Users/phucnguyen/Documents/GitHub/Design-Patterns/Writerside/topics/Iterator.md",
+      "/Users/phucnguyen/Documents/GitHub/Design-Patterns/Writerside/topics/Mediator.md",
+      "/Users/phucnguyen/Documents/GitHub/Design-Patterns/Writerside/topics/Proxy.md",
+      "/Users/phucnguyen/Documents/GitHub/Design-Patterns/Writerside/topics/Singleton.md"
+    ]
   }
 }]]></component>
   <component name="RecentsManager">
diff --git a/Writerside/topics/Mediator.md b/Writerside/topics/Mediator.md
index cca7888..4075c43 100644
--- a/Writerside/topics/Mediator.md
+++ b/Writerside/topics/Mediator.md
@@ -227,9 +227,6 @@ classDiagram
     }
 
     User "1" <-- "1" Server : mediates
-
-    note right of Server: Mediator
-    note left of User: Colleague
 ```
 
 1. **Mediator Interface và Concrete Mediator**: