add <draw:page> to the list of elements <office:annotation> is usable with doesn't look like there's something to add in 14.1 <office:annotation> so just schema change: diff -u schemas/OpenDocument-schema-v1.3.rng tc/3022.rng --- schemas/OpenDocument-schema-v1.3.rng 2020-03-30 18:49:14.610409966 +0200 +++ tc/3022.rng 2020-03-30 18:49:37.543165688 +0200 @@ -5555,6 +5555,9 @@ <rng:optional> <rng:ref name="presentation-notes"/> </rng:optional> + <rng:zeroOrMore> + <rng:ref name="office-annotation"/> + </rng:zeroOrMore> </rng:element> </rng:define> <rng:define name="draw-page-attlist">