diff --git a/CHANGES.md b/CHANGES.md
index 73c68e7..dc52e5f 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,6 +1,11 @@
 version 1.2.5 (not yet released)
 -------------
 
+New Features
+
+    - writing images supports the dither_seed keyword, to seed
+      the random number generator for subtractive dithering
+
 Bug Fixes
 
     - Fig bug slicing tables that have TBIT columns