diff --git a/pmwiki_recipes/pim_functions.php b/pmwiki_recipes/pim_functions.php
index ef24d09..02b1485 100644
--- a/pmwiki_recipes/pim_functions.php
+++ b/pmwiki_recipes/pim_functions.php
@@ -168,7 +168,7 @@ textFont(font);
 /*
 details at http://fabien.benetou.fr/MemoryRecalls/ImprovingPIM#AudioPIM
 	generated via e.g.
-		P=ReadingNotes.TheThingsWeDo; grep ^text= $P | sed "s/%0a/\\n/g" | sed 's/^!/TITLE /' | sed "s/[^a-zA-Z]/ /g" | sed "s/^TITLE\(.*\)/<voice gender=\"female\">\1<\/voice>/" > $P.txt && espeak -m $P.txt -w ../pub/audio/$P.wav && oggenc ../pub/audio/$P.wav && rm ../pub/audio/$P.wav $P.txt
+		P=ReadingNotes.TheThingsWeDo; grep ^text= $P | sed "s/%0a/\\n/g" | sed 's/^!/TITLE /' | sed "s/[^a-zA-Z]/ /g" | sed "s/^TITLE\(.*\)/<voice gender=\"female\">\1<\/voice>/" > $P.txt && espeak -m -f $P.txt -w ../pub/audio/$P.wav && oggenc ../pub/audio/$P.wav && rm ../pub/audio/$P.wav $P.txt
 	the output should be improved by better parsing
 	details on the HTML markup
 		https://developer.mozilla.org/en/HTML/Element/audio