diff --git a/debian/changelog b/debian/changelog
index c29ecde..5ef9dbb 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -15,6 +15,8 @@ flexnbd (0.2.0) UNRELEASED; urgency=medium
   * Proxy passes all NBD protocol errors through to the client instead of
     disconnecting and retrying (#36, !40)
   * Ignore ends of discs that stray outside of 512-byte sector sizes (!42). 
+  * Alter semantics of NBD_MAX_BLOCK_SIZE to remove struct size overheads when
+    calculating if a request exceeds the max block size (!45)
 
  -- James Carter <james.carter@bytemark.co.uk>  Thu, 11 Jan 2018 10:05:35 +0000