diff --git a/src/flextype/Support/Parsers/Markdown.php b/src/flextype/Support/Parsers/Markdown.php
index caf7458a..0990781f 100644
--- a/src/flextype/Support/Parsers/Markdown.php
+++ b/src/flextype/Support/Parsers/Markdown.php
@@ -13,8 +13,9 @@ use function flextype;
 use function strings;
 
 use ParsedownExtra;
+use Exception;
 
-class Markdown
+final class Markdown
 {
     /**
      * The Markdown's instance is stored in a static field. This field is an