diff --git a/python/sglang/check_env.py b/python/sglang/check_env.py
index 825a51c75..f6a5d7aae 100644
--- a/python/sglang/check_env.py
+++ b/python/sglang/check_env.py
@@ -19,7 +19,6 @@ PACKAGE_LIST = [
     "pillow",
     "psutil",
     "pydantic",
-    "rpyc",
     "uvicorn",
     "uvloop",
     "zmq",