diff --git a/packages/docusaurus-theme-classic/src/theme/DocSidebar/Desktop/Content/styles.module.css b/packages/docusaurus-theme-classic/src/theme/DocSidebar/Desktop/Content/styles.module.css
index 8d8c7e88cb..2c171c24b5 100644
--- a/packages/docusaurus-theme-classic/src/theme/DocSidebar/Desktop/Content/styles.module.css
+++ b/packages/docusaurus-theme-classic/src/theme/DocSidebar/Desktop/Content/styles.module.css
@@ -10,6 +10,7 @@
     flex-grow: 1;
     padding: 0.5rem;
   }
+
   @supports (scrollbar-gutter: stable) {
     .menu {
       padding: 0.5rem 0 0.5rem 0.5rem;
@@ -17,6 +18,12 @@
     }
   }
 
+  @supports (-moz-appearance: none) and (scrollbar-gutter: stable) {
+    .menu {
+      padding-right: 0.5rem;
+    }
+  }
+
   .menuWithAnnouncementBar {
     margin-bottom: var(--docusaurus-announcement-bar-height);
   }