diff --git a/src/Dokuwiki/Reader.php b/src/Dokuwiki/Reader.php
index b034805..4599841 100644
--- a/src/Dokuwiki/Reader.php
+++ b/src/Dokuwiki/Reader.php
@@ -198,7 +198,7 @@ class Reader
 
                 $lines[] = '```';
                 $lines[] = preg_replace(
-                    '/<(code|file)[^>]*>/i',
+                    '/<\/?(code|file)[^>]*>/i',
                     '',
                     $line
                 );