diff --git a/ouroboros-consensus/docs/interface-CHANGELOG.md b/ouroboros-consensus/docs/interface-CHANGELOG.md
index babeb5614b1..06a44e38a21 100644
--- a/ouroboros-consensus/docs/interface-CHANGELOG.md
+++ b/ouroboros-consensus/docs/interface-CHANGELOG.md
@@ -56,6 +56,15 @@ may appear out of chronological order.
 The internals of each entry are organized similar to
 https://keepachangelog.com/en/1.1.0/, adapted to our plan explained above.
 
+## Circa 2021-11-17
+
+### Changed
+
+- The initialization step of the ChainDB is now running unmasked, so it is
+  possible to stop the node while it is initializing the ChainDB with the usual
+  means (async exceptions). No changes are needed downstream to integrate this
+  change.
+
 ## Circa 2021-09-22
 
 ### Added