diff --git a/Markdown.pl b/Markdown.pl
index 45bef2a..f8c59e6 100755
--- a/Markdown.pl
+++ b/Markdown.pl
@@ -3118,7 +3118,7 @@ BEGIN {
 	compact coords height hspace ismap nohref noshade nowrap rowspan size
 	span shape valign vspace width
     ));
-    %taga1p = map({$_ => 1} qw(a area img map));
+    %taga1p = map({$_ => 1} qw(a area bdo img map));
 }