diff --git a/docs/changelog.txt b/docs/changelog.txt
index 5cadd1310..0ac0f0dd2 100644
--- a/docs/changelog.txt
+++ b/docs/changelog.txt
@@ -39,6 +39,7 @@ changelog.txt uses a syntax similar to RST, with a few special sequences:
 
 ## Misc Improvements
 - `automaterial`: ensure construction tiles are laid down in order when using `buildingplan` to plan the constructions
+- `blueprint`: all blueprint phases are now written to a single file, using `quickfort` multi-blueprint file syntax. to get the old behavior of each phase in its own file, pass the ``--splitby=phase`` parameter to ``blueprint``
 
 # 0.47.05-r3