diff --git a/frontend/src/index.css b/frontend/src/index.css
index f1d82ba..33ff3f9 100644
--- a/frontend/src/index.css
+++ b/frontend/src/index.css
@@ -9,6 +9,7 @@
   --os-handle-bg-hover: rgba(84, 131, 96, 0.78);
   --os-handle-bg-active: rgba(69, 110, 80, 0.9);
   --os-size: 11px;
+  --os-handle-border-radius: 9999px;
   --os-padding-perpendicular: 2px;
   --os-padding-axis: 2px;
 }