diff --git a/packages/backend/src/server/api/endpoints/compatibility/instance-info.ts b/packages/backend/src/server/api/endpoints/compatibility/instance-info.ts
index 825119120e..f73d8bf82f 100644
--- a/packages/backend/src/server/api/endpoints/compatibility/instance-info.ts
+++ b/packages/backend/src/server/api/endpoints/compatibility/instance-info.ts
@@ -181,10 +181,10 @@ const getContact = async (
 		following_count: user.followingCount,
 		statuses_count: user.notesCount,
 		last_status_at: user.lastActiveDate?.toISOString(),
-		emojis: emojis ? user.emojis.map(e => ({
+		emojis: emojis ? user.emojis.filter((e, i, a) => e in emojis && a.indexOf(e) == i).map(e => ({
 			shortcode: e,
-			static_url: `${config.url}/files/${emojis[e].publicUrl}`,
-			url: `${config.url}/files/${emojis[e].publicUrl}`,
+			static_url: emojis[e].publicUrl,
+			url: emojis[e].originalUrl,
 			visible_in_picker: true,
 		})) : [],
 	};