diff --git a/pterodactyl/ptero.py b/pterodactyl/ptero.py
index aee271f..f6d98ae 100644
--- a/pterodactyl/ptero.py
+++ b/pterodactyl/ptero.py
@@ -15,9 +15,9 @@ class Pterodactyl(commands.Cog):
 
     async def get_url(self, guild, endpoint = None):
         """Returns the base url for the Servers API, or the url for a specific endpoint if one is provided."""
-        if not await self.config.guild(guild).server_id():
+        if await self.config.guild(guild).server_id() is None:
             raise LookupError("Server ID not set.")
-        elif not await self.config.guild(guild).base_url():
+        elif await self.config.guild(guild).base_url() is None:
             raise LookupError("Base URL not set.")
         base_url = await self.config.guild(guild).base_url()
         server_id = await self.config.guild(guild).server_id()