diff --git a/releasenotes.txt b/releasenotes.txt
index bf76159..2960282 100644
--- a/releasenotes.txt
+++ b/releasenotes.txt
@@ -1,3 +1,4 @@
+0.9.21 Added option to reset chapters numbering. Enabled by default.
 0.9.5 "Remove fields" option added to advanced mode
 0.9.4 Added check for grouped draw elements in font report function
 0.9.3 Fix for font report function