diff --git a/src/assets/javascripts/components/header/react/index.ts b/src/assets/javascripts/components/header/react/index.ts
index 5da3b3dbd..060208f67 100644
--- a/src/assets/javascripts/components/header/react/index.ts
+++ b/src/assets/javascripts/components/header/react/index.ts
@@ -79,7 +79,7 @@ export function watchHeader(
         const styles = getComputedStyle(el)
         const sticky = [
           "sticky",                    /* Modern browsers */
-          "-webkit-sticky"             /* Old Safari */
+          "-webkit-sticky"             /* Safari */
         ].includes(styles.position)
         return of({
           sticky,
diff --git a/src/assets/stylesheets/extensions/pymdown/_details.scss b/src/assets/stylesheets/extensions/pymdown/_details.scss
index a60a1a2af..4df2ee8d1 100644
--- a/src/assets/stylesheets/extensions/pymdown/_details.scss
+++ b/src/assets/stylesheets/extensions/pymdown/_details.scss
@@ -61,7 +61,6 @@
   summary {
     @extend .admonition-title;
 
-    // Hack: set to block, so Firefox doesn't render marker
     outline: none;
     cursor: pointer;