diff --git a/src/docs_templates/changelog.pt b/src/docs_templates/changelog.pt
index c34cf3a3f..a369bd2db 100644
--- a/src/docs_templates/changelog.pt
+++ b/src/docs_templates/changelog.pt
@@ -2,6 +2,19 @@ Changelog
 =========
 
 
+------------
+3.21.0 Release
+------------
+
+
+*Changes*
+
+- added parameter for 'Build some vehicles reversed'
+    - Iron Horse randomly builds some vehicles as reversed, for example steam tank engines or diesel engines that have cabs at both ends
+    - this feature can now be turned off with this parameter setting
+- changed cargo refits for Randomised Piece Goods Wagons to be more flexible
+
+
 ------------
 3.20.0 Release
 ------------