diff --git a/usr/share/archboot/doc/archboot.html b/usr/share/archboot/doc/archboot.html
index 748148052..2f60c9b72 100644
--- a/usr/share/archboot/doc/archboot.html
+++ b/usr/share/archboot/doc/archboot.html
@@ -677,6 +677,11 @@ The calculated size to boot the image follows the formula: