diff --git a/CHANGELOG.md b/CHANGELOG.md
index f85ed6526b..1bf801607d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,8 @@ and this project adheres to the versioning scheme outlined in the [README.md](RE
 
 ### Changed
 
+- Nodes will assume that all PoX anchor blocks exist by default, and stall initial block download indefinitely to await their arrival (#5502)
+
 ## [3.1.0.0.1]
 
 ### Added