diff --git a/arch-doc/architecture-overview.md b/arch-doc/architecture-overview.md
index 22179e3d33e..90381b575a2 100644
--- a/arch-doc/architecture-overview.md
+++ b/arch-doc/architecture-overview.md
@@ -231,10 +231,10 @@ flowchart LR
     end
     
     subgraph "Core APIs"
-        LoadRemote[loadRemote()]
-        LoadShare[loadShare()]
-        Init[init()]
-        RegisterRemotes[registerRemotes()]
+        LoadRemote["loadRemote()"]
+        LoadShare["loadShare()"]
+        Init["init()"]
+        RegisterRemotes["registerRemotes()"]
     end
     
     GlobalAPI --> LoadRemote
@@ -1175,4 +1175,4 @@ For detailed implementation guidance, see:
 - Study `@module-federation/enhanced` for webpack build-time integration patterns
 - Examine `@module-federation/runtime-core` for bundler-agnostic runtime logic
 - Check `@module-federation/sdk` for available utilities and type definitions
-- Look at `@module-federation/webpack-bundler-runtime` for bundler bridge patterns
\ No newline at end of file
+- Look at `@module-federation/webpack-bundler-runtime` for bundler bridge patterns