diff --git a/lib/marked.js b/lib/marked.js
index c2950f26..92b9a154 100644
--- a/lib/marked.js
+++ b/lib/marked.js
@@ -41,12 +41,9 @@ block.lexer = function(str) {
   var tokens = []
     , links = {};
 
-  // normalize whitespace
-  str = str.replace(/\r\n/g, '\n')
-           .replace(/\r/g, '\n')
+  str = str.replace(/\r\n|\r/g, '\n')
            .replace(/\t/g, '    ');
 
-  // grab link definitons
   str = str.replace(
     /^ {0,3}\[([^\]]+)\]: *([^ ]+)(?: +"([^\n]+)")? *$/gm,
     function(__, id, href, title) {