diff --git a/lib/Text/Dokuwiki/Render/Markdown.pm b/lib/Text/Dokuwiki/Render/Markdown.pm
index e5d3210..8e000da 100644
--- a/lib/Text/Dokuwiki/Render/Markdown.pm
+++ b/lib/Text/Dokuwiki/Render/Markdown.pm
@@ -91,13 +91,13 @@ sub img {
 
 sub fn_ref {
   my ($self, $attr, $content) = @_;
-  return "[^$content]";
+  return "[^fn$content]";
 }
 
 sub footnote {
   my ($self, $attrs, $content) = @_;
 
-  return "[^$attrs->{number}]: " . $self->treewalk($content) . "\n";
+  return "[^fn$attrs->{number}]: " . $self->treewalk($content) . "\n";
 }
 
 sub blockquote {