diff --git a/src/html/highlighter.ts b/src/html/highlighter.ts
index cb13edb..56fc93e 100644
--- a/src/html/highlighter.ts
+++ b/src/html/highlighter.ts
@@ -20,7 +20,7 @@ export class Highlighter {
     public spin(): void {
         for (const token of this.tokens) {
             if (token instanceof CommentToken) {
-                this.spans.push(Span.createFromRange(token, token.range, Color.Comment));
+                this.spans.push(Span.createFromRange(token, token.range, Color.Comment, Font.Italic));
             }
 
             if (token instanceof DOCTYPEToken) {