diff --git a/CHANGELOG.md b/CHANGELOG.md
index 03f9788d35b..5a555001719 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 5.1.0-beta.0 (May 10, 2019)
+
+Welcome to the 5.1 beta! Feature development's done; `beta.0` kicks off the stabilization process for the 5.1 final release. 🚀
+
 ## 5.1.0-alpha.40 (May 8, 2019)
 
 ### Features