diff --git a/python/pyproject.toml b/python/pyproject.toml
index 7c6261983..b9eda563f 100644
--- a/python/pyproject.toml
+++ b/python/pyproject.toml
@@ -39,6 +39,7 @@ runtime_common = [
     "transformers==4.50.0",
     "uvicorn",
     "uvloop",
+    "compressed-tensors",
     "xgrammar==0.1.17",
 ]