diff --git a/RELEASE_NOTES b/RELEASE_NOTES
index d0077bb5..0f8547b7 100644
--- a/RELEASE_NOTES
+++ b/RELEASE_NOTES
@@ -1,3 +1,6 @@
+2021.5.2
+- 2021-05-04 Setup a Github action for checking the cloudflared build
+
 2021.5.1
 - 2021-05-10 TUN-4342: Fix false positive warning about unused hostname property
 - 2021-05-10 Release 2021.5.0