diff --git a/.github/pull_request_template.md b/.github/pull_request_template.md
index cf962902a7dec..c592395293918 100644
--- a/.github/pull_request_template.md
+++ b/.github/pull_request_template.md
@@ -30,7 +30,6 @@ For details, see [tips for choosing the affected versions](https://github.com/pi
 - [ ] v7.5 (TiDB 7.5 versions)
 - [ ] v7.1 (TiDB 7.1 versions)
 - [ ] v6.5 (TiDB 6.5 versions)
-- [ ] v6.1 (TiDB 6.1 versions)
 
 ### What is the related PR or file link(s)?
 
diff --git a/README.md b/README.md
index d969df12bc6fb..4523c2e2ad3f1 100644
--- a/README.md
+++ b/README.md
@@ -46,7 +46,7 @@ Currently, we maintain the following versions of TiDB documentation in different
 | [`release-6.4`](https://github.com/pingcap/docs/tree/release-6.4) | 6.4 Development Milestone Release (Archived documentation, no longer updated) |
 | [`release-6.3`](https://github.com/pingcap/docs/tree/release-6.3) | 6.3 Development Milestone Release (Archived documentation, no longer updated) |
 | [`release-6.2`](https://github.com/pingcap/docs/tree/release-6.2) | 6.2 Development Milestone Release (Archived documentation, no longer updated) |
-| [`release-6.1`](https://github.com/pingcap/docs/tree/release-6.1) | 6.1 LTS (Long-Term Support) version |
+| [`release-6.1`](https://github.com/pingcap/docs/tree/release-6.1) | 6.1 LTS (Long-Term Support) version (Archived documentation, no longer updated) |
 | [`release-6.0`](https://github.com/pingcap/docs/tree/release-6.0) | 6.0 Development Milestone Release (Archived documentation, no longer updated) |
 | [`release-5.4`](https://github.com/pingcap/docs/tree/release-5.4) | 5.4 stable version (Archived documentation, no longer updated) |
 | [`release-5.3`](https://github.com/pingcap/docs/tree/release-5.3) | 5.3 stable version (Archived documentation, no longer updated) |
diff --git a/TOC-tidb-releases.md b/TOC-tidb-releases.md
index 214f235311fcd..d73e3b6d4d21a 100644
--- a/TOC-tidb-releases.md
+++ b/TOC-tidb-releases.md
@@ -80,18 +80,18 @@
   - [6.3.0-DMR](/releases/release-6.3.0.md)
 - v6.2
   - [6.2.0-DMR](/releases/release-6.2.0.md)
-- v6.1
-  - [6.1.7](/releases/release-6.1.7.md)
-  - [6.1.6](/releases/release-6.1.6.md)
-  - [6.1.5](/releases/release-6.1.5.md)
-  - [6.1.4](/releases/release-6.1.4.md)
-  - [6.1.3](/releases/release-6.1.3.md)
-  - [6.1.2](/releases/release-6.1.2.md)
-  - [6.1.1](/releases/release-6.1.1.md)
-  - [6.1.0](/releases/release-6.1.0.md)
-- v6.0
-  - [6.0.0-DMR](/releases/release-6.0.0-dmr.md)
 - End of Life Releases
+  - v6.1
+    - [6.1.7](/releases/release-6.1.7.md)
+    - [6.1.6](/releases/release-6.1.6.md)
+    - [6.1.5](/releases/release-6.1.5.md)
+    - [6.1.4](/releases/release-6.1.4.md)
+    - [6.1.3](/releases/release-6.1.3.md)
+    - [6.1.2](/releases/release-6.1.2.md)
+    - [6.1.1](/releases/release-6.1.1.md)
+    - [6.1.0](/releases/release-6.1.0.md)
+  - v6.0
+    - [6.0.0-DMR](/releases/release-6.0.0-dmr.md)
   - v5.4
     - [5.4.3](/releases/release-5.4.3.md)
     - [5.4.2](/releases/release-5.4.2.md)