diff --git a/Dockerfile b/Dockerfile
index ac3edbc..66cb9e3 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -72,12 +72,15 @@ RUN pip install . && \
     python3 -m pip wheel . --no-deps -w dist/
 
 
-# ── 安装 vllm（跳过编译，直接装） ─────────────────────────────────────────────
-WORKDIR /opt
-RUN pip install setuptools wheel setuptools_scm && \
-    pip install git+https://github.com/vllm-project/vllm.git@main --no-deps && \
-    python3 -m pip wheel vllm -w /tmp/vllm_wheels --no-deps
+# # ── 安装 vllm（跳过编译，直接装） ─────────────────────────────────────────────
+# WORKDIR /opt
+# RUN pip install setuptools wheel setuptools_scm && \
+#     pip install git+https://github.com/vllm-project/vllm.git@main --no-deps && \
+#     python3 -m pip wheel vllm -w /tmp/vllm_wheels --no-deps
 
+# ── 下载 vllm 预编译 wheel，避免编译 flash-attn ───────────────────────────────
+WORKDIR /opt
+RUN pip download --only-binary=:all: --no-deps vllm==0.9.1 -d /tmp/vllm_wheels
 
 # ── 编译你本地 sglang 源码并打 wheel ───────────────────────────────────────
 COPY ./sglang /sgl/sglang