diff --git a/quartz/components/styles/toc.scss b/quartz/components/styles/toc.scss
index 6845812f5..13d6d3fc6 100644
--- a/quartz/components/styles/toc.scss
+++ b/quartz/components/styles/toc.scss
@@ -1,3 +1,7 @@
+.toc {
+  overflow-y: auto;
+}
+
 button#toc {
   background-color: transparent;
   border: none;