diff --git a/apps/web/src/docs/STATE_DEBUGGING.md b/apps/web/src/docs/STATE_DEBUGGING.md
index bb86095e2..bedf7634f 100644
--- a/apps/web/src/docs/STATE_DEBUGGING.md
+++ b/apps/web/src/docs/STATE_DEBUGGING.md
@@ -42,11 +42,11 @@ The following stores are configured with DevTools:
    - Monitors item uploads and deletions
    - **Note**: Contains domain data (will migrate to React Query per Epic 4.1)
 
-4. **ChatStore** (`apps/web/src/features/chat/store/chatStore.ts`) - Action 4.5.1.5: Moved from stores/chat.ts
+4. **ChatStore** (`apps/web/src/features/chat/store/chatStore.ts`) — single source of truth
    - Manages chat conversations and messages
    - Tracks WebSocket connection state
    - Monitors message operations
-   - **Note**: ⚠️ **DUPLICATE** - Also exists at `features/chat/store/chatStore.ts` (needs consolidation per Action 4.5.1.5)
+   - Re-exported from `stores/index.ts` for backward compatibility
 
 5. **CartStore** (`apps/web/src/stores/cartStore.ts`)
    - Manages shopping cart items