diff --git a/apps/web/src/components/ui/popover.tsx b/apps/web/src/components/ui/popover.tsx
index 86448372cfcf..87995d512ad0 100644
--- a/apps/web/src/components/ui/popover.tsx
+++ b/apps/web/src/components/ui/popover.tsx
@@ -73,9 +73,10 @@ function PopoverPopup({
         anchor={anchor}
         collisionAvoidance={collisionAvoidance}
         className={cn(
-          "z-[130] h-(--positioner-height) w-(--positioner-width) max-w-(--available-width) transition-transform data-instant:transition-none",
-          variant === "panel" &&
-            "w-[min(var(--thread-details-panel-width),var(--anchor-width))] transition-none",
+          "h-(--positioner-height) w-(--positioner-width) max-w-(--available-width) transition-transform data-instant:transition-none",
+          variant === "panel"
+            ? "z-(--z-sheet) w-[min(var(--thread-details-panel-width),var(--anchor-width))] transition-none"
+            : "z-[130]",
         )}
         data-slot="popover-positioner"
         side={side}