diff --git a/sticker/stickerimport.py b/sticker/stickerimport.py
index 68461846143cb4b319cf254e1e27a440179108ec..1bff240150296a64bd87dc94c3c5a3bac822071f 100644
--- a/sticker/stickerimport.py
+++ b/sticker/stickerimport.py
@@ -99,7 +99,7 @@ async def reupload_pack(client: TelegramClient, pack: StickerSetFull, output_dir
                 doc["body"] = sticker.emoticon
             doc["net.maunium.telegram.sticker"]["emoticons"].append(sticker.emoticon)
 
-    with open(pack_path, "w") as pack_file:
+    with open(pack_path, "w", encoding="utf-8") as pack_file:
         json.dump({
             "title": pack.set.title,
             "id": f"tg-{pack.set.id}",