diff --git a/pyproject.toml b/pyproject.toml
index cc35170..d53c49a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -34,7 +34,8 @@ dependencies = [
     "pydantic", 
     "shortuuid", 
     "uvicorn", 
-    "vllm"
+    "vllm",
+    "flash-attn"
 ]
 
 [project.urls]