diff --git a/mozilla/layout/html/tests/css/min-width.css b/mozilla/layout/html/tests/css/min-width.css
index 3b98d29737c..053f625c40d 100644
--- a/mozilla/layout/html/tests/css/min-width.css
+++ b/mozilla/layout/html/tests/css/min-width.css
@@ -16,10 +16,10 @@
*/
-GOOD :before { max-width: 5ex }
-GOOD :before { max-width: 15%; }
-GOOD :before { max-width: none }
-GOOD :before { max-width: inherit; }
+GOOD { max-width: 5ex }
+GOOD { max-width: 15%; }
+GOOD { max-width: none }
+GOOD { max-width: inherit; }
BAD { max-width: babushka }
BAD { max-width: auto; }
BAD { max-width: 5cm .5in; }