diff --git a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-animation-by-building-a-ferris-wheel/step-001.md b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-animation-by-building-a-ferris-wheel/step-001.md
index f5b2c74a36..1cdf25502b 100644
--- a/curriculum/challenges/english/14-responsive-web-design-22/learn-css-animation-by-building-a-ferris-wheel/step-001.md
+++ b/curriculum/challenges/english/14-responsive-web-design-22/learn-css-animation-by-building-a-ferris-wheel/step-001.md
@@ -54,7 +54,7 @@ assert(code.match(/<\/html\s*>/));
 Your `html` element should be below the `DOCTYPE` declaration.
 
 ```js
-assert(code.match(/^\s*<!DOCTYPE\s+html\s*>[\s\S]*<\s*html\s*>/gi));
+assert(code.match(/\s*<!DOCTYPE\s+html\s*>(\r?\n)+<\s*html\s*>/gi));
 ```
 
 You should have an opening `head` tag.