diff --git a/src/utils/isMastodonLinkMaybe.jsx b/src/utils/isMastodonLinkMaybe.jsx
index ea63202b..9e070006 100644
--- a/src/utils/isMastodonLinkMaybe.jsx
+++ b/src/utils/isMastodonLinkMaybe.jsx
@@ -1,6 +1,6 @@
 export default function isMastodonLinkMaybe(url) {
+  const { pathname } = new URL(url);
   return (
-    /^https:\/\/.*\/\d+$/i.test(url) ||
-    /^https:\/\/.*\/notes\/[a-z0-9]+$/i.test(url) // Misskey, Calckey
+    /^\/.*\/\d+$/i.test(pathname) || /^\/notes\/[a-z0-9]+$/i.test(pathname) // Misskey, Calckey
   );
 }