diff --git a/code/config.py b/code/config.py
index 0d2b9c1..1e7c5ba 100644
--- a/code/config.py
+++ b/code/config.py
@@ -185,6 +185,11 @@ def validate_config(file_contents):
         )
 
 
+"""
+Validate all of the environment variables.
+"""
+
+
 def validate_env_vars():
     global TOKEN, BOT_COLOR, BOT_INVITE_LINK, FEEDBACK_CHANNEL_ID, BUG_CHANNEL_ID, SPOTIFY_CLIENT_ID, SPOTIFY_CLIENT_SECRET, CLIENT, LAVALINK_HOST, LAVALINK_PORT, LAVALINK_PASSWORD