diff --git a/python/sglang/check_env.py b/python/sglang/check_env.py
index 1863c14a5..d0434bbd3 100644
--- a/python/sglang/check_env.py
+++ b/python/sglang/check_env.py
@@ -13,6 +13,7 @@ import torch
 PACKAGE_LIST = [
     "sglang",
     "flashinfer",
+    "triton",
     "requests",
     "tqdm",
     "numpy",