diff --git a/2025R2/Discovery_Extensibility_Dev_Guide_25-R2/articles/toc.yml b/2025R2/Discovery_Extensibility_Dev_Guide_25-R2/articles/toc.yml
index 7e16cb4b50..cf2810e615 100644
--- a/2025R2/Discovery_Extensibility_Dev_Guide_25-R2/articles/toc.yml
+++ b/2025R2/Discovery_Extensibility_Dev_Guide_25-R2/articles/toc.yml
@@ -127,6 +127,8 @@
 - name: Changelog
   href: UDA/add_api/changelog/c_disco_api_addin_changelog.md
   items:
+  - name: Version 2025 R2
+    href: UDA/add_api/changelog/V25-r2.md
   - name: Version 2025 R1
     href: UDA/add_api/changelog/V25-r1.md
   - name: Version 2024 R2