diff --git a/firebase_manager.py b/firebase_manager.py
index efe0a5a..110324d 100644
--- a/firebase_manager.py
+++ b/firebase_manager.py
@@ -126,7 +126,7 @@ def create_server(user_id: str, server_name: str, version: str, port: int, frame
          "motd": "A Minecraft Server",
          "pvp": "true",
          "onlineMode": "true",
-         "maxPlayers": 20,
+         "maxPlayers": "20",
          "enableCommandBlock": "false"})