diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3996f20..7e43d6d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,7 @@
 # CHANGELOG
 
 ## vx.y.z (Release: aa-bbb-cccc)
+* NEW READER: `swar-4` for reading out files created with Swar version 4.
 
 ## v1.1.2 (Release: 21-jun-2019)
 * ENHANCEMENT: Added update section to dist/readme.md