diff --git a/css/css-properties-values-api/register-property-syntax-parsing.html b/css/css-properties-values-api/register-property-syntax-parsing.html
index fe2a63a57a168c..6d7dbc63a1d38f 100644
--- a/css/css-properties-values-api/register-property-syntax-parsing.html
+++ b/css/css-properties-values-api/register-property-syntax-parsing.html
@@ -54,6 +54,8 @@
 assert_valid("<length-percentage>", "-54%");
 assert_valid("<length-percentage>", "0");
 assert_valid("<length-percentage>", "calc(-11px + 10.4%)");
+assert_valid("<length>", "10vmin");
+assert_valid("<percentage> | <length>+", "calc(100vh - 10px) 30px");
 
 assert_valid("<number>", "-109");
 assert_valid("<number>", "2.3e4");
@@ -183,14 +185,12 @@
 assert_invalid("<length>", "calc(5px + 10%)");
 assert_invalid("<length>", "calc(5px * 3px / 6px)");
 assert_invalid("<length>", "10em");
-assert_invalid("<length>", "10vmin");
 assert_invalid("<length>", "calc(4px + 3em)");
 assert_invalid("<length>", "calc(4px + calc(8 * 2em))");
 assert_invalid("<length>+", "calc(2ex + 16px)");
 assert_invalid("<length>+", "10px calc(20px + 4rem)");
 assert_invalid("<length>+", "");
 assert_invalid("<length>#", "");
-assert_invalid("<percentage> | <length>+", "calc(100vh - 10px) 30px");
 assert_invalid("<length>", "10px;");
 assert_invalid("<length-percentage>", "calc(2px + 10% + 7ex)");
 assert_invalid("<percentage>", "0");