diff --git a/lib/marked.js b/lib/marked.js
index 6a059c57..c25fa07c 100644
--- a/lib/marked.js
+++ b/lib/marked.js
@@ -548,7 +548,7 @@ var inline = {
   text: /^(`+|[^`])[\s\S]*?(?=[\\<!\[`*]|\b_| {2,}\n|$)/
 };
 
-// list of punctuation marks from common mark spec 
+// list of punctuation marks from common mark spec
 // without ` and ] to workaround Rule 17 (inline code blocks/links)
 inline._punctuation = '!"#$%&\'()*+,\\-./:;<=>?@\\[^_{|}~';
 inline.em = edit(inline.em).replace(/punctuation/g, inline._punctuation).getRegex();