diff --git a/curriculum/challenges/english/01-responsive-web-design/basic-css/use-attribute-selectors-to-style-elements.english.md b/curriculum/challenges/english/01-responsive-web-design/basic-css/use-attribute-selectors-to-style-elements.english.md
index 84d20d99f5..1aecd34a80 100644
--- a/curriculum/challenges/english/01-responsive-web-design/basic-css/use-attribute-selectors-to-style-elements.english.md
+++ b/curriculum/challenges/english/01-responsive-web-design/basic-css/use-attribute-selectors-to-style-elements.english.md
@@ -32,7 +32,7 @@ Using the <code>type</code> attribute selector, try to give the checkboxes in Ca
 ```yml
 tests:
   - text: The <code>type</code> attribute selector should be used to select the checkboxes.
-    testString: assert(code.match(/<style>[\s\S]*?\[type=("|')checkbox\1\]\s*?{[\s\S]*?}[\s\S]*?<\/style>/gi));
+    testString: assert(code.match(/<style>[\s\S]*?\[\s*?type\s*?=\s*?("|')checkbox\1\s*?\]\s*?{[\s\S]*?}[\s\S]*?<\/style>/gi));
   - text: The top margins of the checkboxes should be 10px.
     testString: assert((function() {var count=0; $("[type='checkbox']").each(function() { if($(this).css('marginTop') === '10px') {count++;}});return (count===3)}()));
   - text: The bottom margins of the checkboxes should be 15px.