diff --git a/preserves.css b/preserves.css
index da64c0c..cef042b 100644
--- a/preserves.css
+++ b/preserves.css
@@ -27,7 +27,7 @@ p, ul, table {
 }
 
 body {
-  counter-reset: section 0 subsection 0 appendix 0;
+  counter-set: section 0 subsection 0 appendix 0;
 }
 h2:before, h3:before {
     font-size: 75%;