diff --git a/cpdf.ml b/cpdf.ml
index 9faa47c..fab39fc 100644
--- a/cpdf.ml
+++ b/cpdf.ml
@@ -881,7 +881,6 @@ let set_viewer_preference (key, value, version) pdf =
 
 (* \section{Set an entry in the /Info dictionary} *)
 let set_pdf_info (key, value, version) pdf =
-  Printf.printf "set_pdf_info: %s %s\n" key (Pdfwrite.string_of_pdf value);
   let infodict =
     match Pdf.lookup_direct pdf "/Info" pdf.Pdf.trailerdict with
     | Some d -> d
diff --git a/cpdfcommand.ml b/cpdfcommand.ml
index 97e97e5..c9fac70 100644
--- a/cpdfcommand.ml
+++ b/cpdfcommand.ml
@@ -2976,7 +2976,6 @@ let go () =
   | Some ((SetAuthor _ | SetTitle _ | SetSubject _ | SetKeywords _
           | SetCreate _ | SetModify _ | SetCreator _ | SetProducer _
           | SetTrapped | SetUntrapped) as op) ->
-      flprint "a set operation\n";
       let key, value, version  =
         let f s = if args.encoding <> Cpdf.Raw then Pdftext.pdfdocstring_of_utf8 s else unescape_octals s in
           match op with
diff --git a/cpdfmanual.tex b/cpdfmanual.tex
index 577f0a9..d376e37 100644
--- a/cpdfmanual.tex
+++ b/cpdfmanual.tex
@@ -5,6 +5,7 @@
 % Explain quadruple backslash on command line leading to single real slash \\\\ -> \\ -> \
 % Explain page labels in -page-info and new -add-page-labels functionality
 % Correct the documentation for -diagonal and -reverse-diagonal
+% Explain octal escape sequences in meta fields with -raw
 
 \documentclass[a4paper,makeidx]{memoir}
 \usepackage{palatino}