diff --git a/_config.yml b/_config.yml
index 3c906817812..a1e3bfcef6f 100644
--- a/_config.yml
+++ b/_config.yml
@@ -105,7 +105,7 @@ social:
 # Home Assistant release details
 current_major_version: 2021
 current_minor_version: 5
-current_patch_version: 2
+current_patch_version: 3
 date_released: 2021-05-10
 
 # Either # or the anchor link to latest release notes in the blog post.
diff --git a/source/_posts/2021-05-05-release-20215.markdown b/source/_posts/2021-05-05-release-20215.markdown
index 72cab8c1a3c..614399ba8f4 100644
--- a/source/_posts/2021-05-05-release-20215.markdown
+++ b/source/_posts/2021-05-05-release-20215.markdown
@@ -56,6 +56,7 @@ want to tell me who it is...)
 - [Integrations now available to set up from the UI](#integrations-now-available-to-set-up-from-the-ui)
 - [Release 2021.5.1 - May 7](#release-202151---may-7)
 - [Release 2021.5.2 - May 10](#release-202152---may-10)
+- [Release 2021.5.2 - May 11](#release-202153---may-11)
 - [If you need help...](#if-you-need-help)
 - [Breaking Changes](#breaking-changes)
 - [Farewell to the following](#farewell-to-the-following)
@@ -457,6 +458,28 @@ The following integrations are now available via the Home Assistant UI:
 [tesla docs]: /integrations/tesla/
 [tplink docs]: /integrations/tplink/
 
+## Release 2021.5.3 - May 11
+
+- Handle transport errors when updating media via events ([@bdraco] - [#50480]) ([sonos docs])
+- Hotfix for Sonos favorites race condition ([@jjlawren] - [#50495]) ([sonos docs])
+- Include _StopScript.__cause__ in trace ([@emontnemery] - [#50441])
+- update denonavr version 0.10.8 ([@scarface-4711] - [#50476]) ([denonavr docs])
+- Bump aiohue to 2.3.1 ([@balloob] - [#50506]) ([hue docs])
+
+[#50441]: https://github.com/home-assistant/core/pull/50441
+[#50476]: https://github.com/home-assistant/core/pull/50476
+[#50480]: https://github.com/home-assistant/core/pull/50480
+[#50495]: https://github.com/home-assistant/core/pull/50495
+[#50506]: https://github.com/home-assistant/core/pull/50506
+[@balloob]: https://github.com/balloob
+[@bdraco]: https://github.com/bdraco
+[@emontnemery]: https://github.com/emontnemery
+[@jjlawren]: https://github.com/jjlawren
+[@scarface-4711]: https://github.com/scarface-4711
+[denonavr docs]: /integrations/denonavr/
+[hue docs]: /integrations/hue/
+[sonos docs]: /integrations/sonos/
+
 ## If you need help...
 
 ...don't hesitate to use our very active [forums](https://community.home-assistant.io/) or join us for a little [chat](https://discord.gg/c5DvZ4e).