diff --git a/CHANGELOG.md b/CHANGELOG.md
index bcf13dd..0d7ed34 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,11 @@
 SatelliteToolboxSgp4.jl Changelog
 =================================
 
+Version 2.1.3
+-------------
+
+- ![Enhancement][badge-enhancement] Minor source-code updates.
+
 Version 2.1.2
 -------------