diff --git a/src/components/headline-tree.tsx b/src/components/headline-tree.tsx
index c30adeb..9ac7708 100644
--- a/src/components/headline-tree.tsx
+++ b/src/components/headline-tree.tsx
@@ -7,7 +7,7 @@ import { KeywordHighlighter } from "./keyword-highlighter";
 import {
   ChevronDown,
   Expand,
-  Collapse,
+  Shrink,
   AlertTriangle,
 } from "lucide-react";
 import { cn } from "@/lib/utils";
@@ -227,7 +227,7 @@ export function HeadlineTree({ headlines, keyword }: HeadlineTreeProps) {
                     onClick={collapseAll}
                     className="h-8 w-8"
                   >
-                    <Collapse className="h-4 w-4" />
+                    <Shrink className="h-4 w-4" />
                     <span className="sr-only">Collapse All</span>
                   </Button>
                 </TooltipTrigger>