diff --git a/CHANGELOG.md b/CHANGELOG.md
index fcecb8a360..a0accac74a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -22,7 +22,6 @@ All notable changes to this project will be documented in this file based on the
 
 * Added pointer in description of `http` field set to `url` field set. #330
 * Added an optional short field description. #330
-* Added fields for Autonomous System information (i.e. ASN). #341
 
 ### Improvements
 
diff --git a/CHANGELOG.next.md b/CHANGELOG.next.md
index 50a46cf6b2..024d4a11d6 100644
--- a/CHANGELOG.next.md
+++ b/CHANGELOG.next.md
@@ -10,6 +10,7 @@
 * New generator that supports reusable fields, for files based on ECS.
   It generates schema.csv, Elasticsearch 6 and 7 templates, and field documentation
   for the main website. #336
+* Added fields for Autonomous System information (i.e. ASN). #341
 
 ### Improvements