diff --git a/extensions.py b/extensions.py
index c6ac510..1ffcc22 100644
--- a/extensions.py
+++ b/extensions.py
@@ -1,7 +1,7 @@
 import re
 
 
-def humanize_tags_from_json(value: str, default: str):
+def humanize_tags_from_json(value: str, default: str) -> str:
     if value != "":
         output = str()
         tags = value.split()
@@ -14,7 +14,7 @@ def humanize_tags_from_json(value: str, default: str):
     return default
 
 
-def format_rating(value: str):
+def format_rating(value: str) -> str | None:
     match value:
         case "g":
             # Negative Squared Latin Capital Letter G
diff --git a/main.py b/main.py
index 4f19837..5bd891a 100644
--- a/main.py
+++ b/main.py
@@ -28,7 +28,7 @@ def main() -> None:
     application.run_polling(allowed_updates=commands.Update.ALL_TYPES)
 
 
-def get_token():
+def get_token() -> None:
     if os.getenv("BOT_TOKEN") is not None:
         return os.getenv("BOT_TOKEN")