diff --git a/docker/api.Dockerfile b/docker/api.Dockerfile
index 8821879f..654a52f8 100644
--- a/docker/api.Dockerfile
+++ b/docker/api.Dockerfile
@@ -44,6 +44,9 @@ COPY ../backend/pyproject.toml /app/pyproject.toml
 COPY ../backend/.python-version /app/.python-version
 COPY ../backend/uv.lock /app/uv.lock
 
+# 先复制 package 目录，因为 pyproject.toml 中 yuxi = { path = "package", editable = true }
+COPY ../backend/package /app/package
+
 # 如果网络还是不好，可以在后面添加 --index-url https://pypi.tuna.tsinghua.edu.cn/simple
 RUN --mount=type=cache,target=/root/.cache/uv \
     uv sync --group test --no-dev --frozen
@@ -51,6 +54,5 @@ RUN --mount=type=cache,target=/root/.cache/uv \
 # 激活虚拟环境并添加到PATH
 ENV PATH="/app/.venv/bin:$PATH"
 
-# 复制代码到容器中
-COPY ../backend/package /app/package
+# 复制 server 代码
 COPY ../backend/server /app/server