diff --git a/rem2pdf/bin/rem2pdf.in b/rem2pdf/bin/rem2pdf.in
index 7630ded6..5387a715 100644
--- a/rem2pdf/bin/rem2pdf.in
+++ b/rem2pdf/bin/rem2pdf.in
@@ -309,7 +309,9 @@ output at all.
 
 =item --svg
 
-Output SVG instead of PDF.
+Output SVG instead of PDF.  In this case, you should feed C<rem2pdf>
+only one month's worht of calendar data, because it cannot create
+a multi-page SVG file.
 
 =item --landscape, -l