diff --git a/changelog.rst b/changelog.rst
index 4c6ec4a..1f5dd27 100644
--- a/changelog.rst
+++ b/changelog.rst
@@ -10,6 +10,10 @@
 
   + Add specification of Link and SelectedDelegation fields
 
+- **Data**
+
+  + Updated Content Store semantics for Data packets that do not carry FreshnessPeriod.
+
 ************************************************************
 
 Since version 0.1.1