diff --git a/ui/src/styles/base.css b/ui/src/styles/base.css
index ca61d2de37e..f551abd2c35 100644
--- a/ui/src/styles/base.css
+++ b/ui/src/styles/base.css
@@ -188,11 +188,12 @@
 }
 
 /* Scrollbar - visible on light backgrounds */
-:root[data-theme-mode="light"]::-webkit-scrollbar-thumb {
+:root[data-theme-mode="light"] ::-webkit-scrollbar-thumb {
   background: rgba(0, 0, 0, 0.15);
+  border-radius: var(--radius-full);
 }
 
-:root[data-theme-mode="light"]::-webkit-scrollbar-thumb:hover {
+:root[data-theme-mode="light"] ::-webkit-scrollbar-thumb:hover {
   background: rgba(0, 0, 0, 0.25);
 }