diff --git a/seed/challenges/01-front-end-development-certification/bootstrap.json b/seed/challenges/01-front-end-development-certification/bootstrap.json
index 06578ee939..55ef24f68a 100644
--- a/seed/challenges/01-front-end-development-certification/bootstrap.json
+++ b/seed/challenges/01-front-end-development-certification/bootstrap.json
@@ -2248,7 +2248,7 @@
       ],
       "tests": [
         "assert(code.match(/^\\s*<!--/), 'message: Start a comment with <code>&#60;!--</code> at the top of your HTML.');",
-        "assert(code.match(/<!--(?!(>|->|.*-->.*this line)).*this line.*-->/gi), 'message: Your comment should have the text <code>Only change code above this line</code>.');",
+        "assert(code.match(/<!--(?!(>|->|.*-->.*this line))\\s*.*this line.*\\s*-->/gi), 'message: Your comment should have the text <code>Only change code above this line</code>.');",
         "assert(code.match(/-->.*\\n+.+/g), 'message: Be sure to close your comment with <code>--&#62;</code>.');",
         "assert(code.match(/<!--/g).length === code.match(/-->/g).length, 'message: You should have the same number of comment openers and closers.');"
       ],