diff --git a/website/src/components/RightSidebar/RightSidebar.astro b/website/src/components/RightSidebar/RightSidebar.astro
index ce16b9c0..17ef167b 100644
--- a/website/src/components/RightSidebar/RightSidebar.astro
+++ b/website/src/components/RightSidebar/RightSidebar.astro
@@ -9,7 +9,8 @@ type Props = {
 };
 
 const { headings, githubEditUrl } = Astro.props as Props;
-const currentPage = Astro.url.pathname;
+let currentPage = Astro.url.pathname;
+currentPage = currentPage.endsWith('/') ? currentPage.slice(0, -1) : currentPage;
 ---
 
 <nav aria-labelledby="grid-right" class="w-64 text-foreground">
diff --git a/website/src/components/RightSidebar/TableOfContents.tsx b/website/src/components/RightSidebar/TableOfContents.tsx
index d5843043..878a933a 100644
--- a/website/src/components/RightSidebar/TableOfContents.tsx
+++ b/website/src/components/RightSidebar/TableOfContents.tsx
@@ -13,7 +13,6 @@ const TableOfContents: FunctionalComponent<{ headings: MarkdownHeading[]; curren
   currentPage,
 }) => {
   // remove slash before #
-  currentPage = currentPage.endsWith('/') ? currentPage.slice(0, -1) : currentPage;
   const toc = useRef<any>();
   const onThisPageID = 'on-this-page-heading';
   const itemOffsets = useRef<ItemOffsets[]>([]);