diff --git a/desktop/src/features/channels/ui/QuickAddAgentPopover.tsx b/desktop/src/features/channels/ui/QuickAddAgentPopover.tsx
index 98e1c65908..c333c47de1 100644
--- a/desktop/src/features/channels/ui/QuickAddAgentPopover.tsx
+++ b/desktop/src/features/channels/ui/QuickAddAgentPopover.tsx
@@ -610,6 +610,18 @@ export function QuickAddAgentPopover({
                       tabIndex={isInChannel ? -1 : 0}
                       type="button"
                     >
+                      {selectMode && !isInChannel ? (
+                        <div
+                          className={cn(
+                            "flex h-4 w-4 shrink-0 items-center justify-center rounded border transition-colors",
+                            isSelected
+                              ? "border-primary bg-primary text-primary-foreground"
+                              : "border-muted-foreground/40",
+                          )}
+                        >
+                          {isSelected ? <Check className="h-3 w-3" /> : null}
+                        </div>
+                      ) : null}
                       <QuickAddAgentAvatar
                         avatarUrl={item.avatarUrl}
                         label={item.label}