diff --git a/README.md b/README.md
index 0b8e514..412c5bd 100644
--- a/README.md
+++ b/README.md
@@ -14,6 +14,8 @@ Install dependencies:
 
 Run as a CLI command:
 
+*Please note the handle has to be in the format @user:instance.org`
+
 ```
 python main.py [-h] --tag TAG --token TOKEN --instance INSTANCE emoji_file [emoji_file ...]
 
diff --git a/main.py b/main.py
index 81e7fcf..78b43af 100644
--- a/main.py
+++ b/main.py
@@ -10,6 +10,7 @@ import dacite
 import aiohttp
 import typing
 import urllib.parse
+from typing import Optional
 from dataclasses import dataclass
 from tqdm import tqdm
 
@@ -30,7 +31,7 @@ class EmojiDef:
 @dataclass
 class PackMeta:
     display_name: str
-    usage: list[str]
+    usage: Optional[list[str]]
 
 
 @dataclass