diff --git a/pyproject.toml b/pyproject.toml
index 3a6e1b3..e5000b4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -17,10 +17,11 @@ dependencies = [
     "transformers>=4.51.0",
     "flash-attn",
     "nvidia-ml-py",
+    "xxhash",
 ]
 
 [project.urls]
 Homepage="https://github.com/GeeeekExplorer/nano-vllm"
 
 [tool.setuptools]
-packages = ["nanovllm"]
\ No newline at end of file
+packages = ["nanovllm"]