diff --git a/cpdfmanual.tex b/cpdfmanual.tex
index 67b82ee..0d8055b 100644
--- a/cpdfmanual.tex
+++ b/cpdfmanual.tex
@@ -3,6 +3,7 @@
 %Document -draw and friends
 %Document -png -jpeg
 %Document -list-annotations[-json] now obey page range
+%Document round-tripping of annotations, supersede -copy-annotations
 \documentclass{book}
 % Edit here to produce cpdfmanual.pdf, cpdflibmanual.pdf, pycpdfmanual.pdf,
 % dotnetcpdflibmanual.pdf, jcpdflibmanual.pdf jscpdflibmanual.pdf etc.