diff --git a/config/delegates.xml.in b/config/delegates.xml.in
index ec69331..b20250c 100644
--- a/config/delegates.xml.in
+++ b/config/delegates.xml.in
@@ -54,6 +54,8 @@
%x input image x resolution
%y input image y resolution
+ Set option delegate:bimodal=true to process bimodal delegates otherwise they
+ are ignored.
-->
<delegatemap>
<delegate decode="autotrace" stealth="True" command=""@ConvertDelegate@" "%i" "pnm:%u"\n"@AutotraceDecodeDelegate@" -input-format pnm -output-format svg -output-file "%o" "%u""/>