diff --git a/requirements.txt b/requirements.txt
index 26896a8..73e4e56 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,6 @@ h11==0.16.0
 itsdangerous==2.2.0
 Jinja2==3.1.6
 MarkupSafe==3.0.3
-python-chess==1.999
 python-engineio==4.13.1
 python-socketio==5.16.1
 simple-websocket==1.1.0