diff --git a/ChangeLog b/ChangeLog
index 468d2538..523278cc 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -20,6 +20,7 @@
 - better heif EOF detection [lovell]
 - fix gir build with g-o-i 1.66+ [László]
 - improve seek behaviour on pipes
+- add "speed" param to heifsave [lovell]
 
 9/8/20 started 8.10.1
 - fix markdown -> xml conversion in doc generation