diff --git a/README.md b/README.md
index 468fd93bd431834b371692b5f2c87bc66f580c98..85c34da048d2eb9d3658b0328e94fea9d18393e2 100644
--- a/README.md
+++ b/README.md
@@ -6,17 +6,20 @@ This project supports documentation and meta-activities for release-management.
 
 | Name   | Development/Alpha Period | RC/Beta Period  | Release Date   | Stable Period |
 | ------ | ------------------------ | --------------- |----------------| ------------- |
+| 5.52.x | Jun 2022                 | Jul 2022        | Aug 3, 2022    | Aug 2022      |
+| 5.51.x | May 2022                 | Jun 2022        | Jul 6, 2022    | Jul 2022 (tentative ESR)  |
+| 5.50.x | Apr 2022                 | May 2022        | Jun 1, 2022    | Jun 2022      |
 | 5.49.x | Mar 2022                 | Apr 2022        | May 4, 2022    | May 2022      |
 | 5.48.x | Feb 2022                 | Mar 2022        | Apr 6, 2022    | Apr 2022      |
 | 5.47.x | Jan 2022                 | Feb 2022        | Mar 2, 2022    | Mar 2022      |
 | 5.46.x | Dec 2021                 | Jan 2022        | Feb 2, 2022    | Feb 2022      |
-| 5.45.x | Nov 2021                 | Dec 2021        | Jan 5, 2022    | Jan 2022 (tentative ESR) |
+| 5.45.x | Nov 2021                 | Dec 2021        | Jan 5, 2022    | Jan 2022 plus [ESR](https://civicrm.org/esr |
 | 5.44.x | Oct 2021                 | Nov 2021        | Dec 1, 2021    | Dec 2021      |
 | 5.43.x | Sep 2021                 | Oct 2021        | Nov 3, 2021    | Nov 2021      |
 | 5.42.x | Aug 2021                 | Sep 2021        | Oct 6, 2021    | Oct 2021      |
 | 5.41.x | Jul 2021                 | Aug 2021        | Sep 1, 2021    | Sep 2021      |
 | 5.40.x | Jun 2021                 | Jul 2021        | Aug 4, 2021    | Aug 2021      |
-| 5.39.x | May 2021                 | Jun 2021        | Jul 7, 2021    | Jul 2021 (tentative ESR) |
+| 5.39.x | May 2021                 | Jun 2021        | Jul 7, 2021    | Jul 2021 plus [ESR](https://civicrm.org/esr |
 | 5.38.x | Apr 2021                 | May 2021        | Jun 2, 2021    | Jun 2021      |
 | 5.37.x | Mar 2021                 | Apr 2021        | May 5, 2021    | May 2021      |
 | 5.36.x | Feb 2021                 | Mar 2021        | Apr 7, 2021    | Apr 2021      |