diff --git a/lib/html_parser.dart b/lib/html_parser.dart
index 5d787f155f..d41922a479 100644
--- a/lib/html_parser.dart
+++ b/lib/html_parser.dart
@@ -730,6 +730,9 @@ class HtmlParser extends StatelessWidget {
       }
     } else if (tree.style.display == Display.LIST_ITEM && tree.style.listStyleType != null) {
       switch (tree.style.listStyleType!) {
+        case ListStyleType.NONE:
+          tree.style.markerContent = '';
+          break;
         case ListStyleType.CIRCLE:
           tree.style.markerContent = '○';
           break;
diff --git a/lib/style.dart b/lib/style.dart
index 41a5b6cd14..74573175ae 100644
--- a/lib/style.dart
+++ b/lib/style.dart
@@ -530,6 +530,7 @@ enum ListStyleType {
   LOWER_ROMAN,
   UPPER_ROMAN,
   SQUARE,
+  NONE,
 }
 
 enum ListStylePosition {