diff --git a/setup.py b/setup.py
index c334429..9b159f5 100644
--- a/setup.py
+++ b/setup.py
@@ -45,7 +45,7 @@
         'jupyterlab==3.6.5',
         'jupyter-server==1.24.0',
         'ipykernel==6.24.0',
-        'ypy-websocket==0.8.2'
+        'ypy-websocket==0.12.3'
     ],
     extras_require={
         'tests': [