diff --git a/src/App.tsx b/src/App.tsx
index 8665415..ca8fbbc 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -157,7 +157,7 @@ function App() {
 									<h2 className="mt-4 font-semibold">SNSでシェア</h2>
 									<div className="flex gap-2">
 										<LinkButton
-											href={`https://twitter.com/intent/tweet?url=${encodeURIComponent(url)}`}
+											href={`https://twitter.com/intent/tweet?url=${encodeURIComponent(url)}&hashtags=MuStClipper`}
 											icon={IconBrandX}
 											iconOnly
 											isOpenOnNewTab