diff --git a/Dockerfile b/Dockerfile
index 4b5d1d0..4b7b976 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,10 +1,10 @@
 FROM python:3.11.9-slim-bullseye
 MAINTAINER morvanzhou@hotmail.com
 
-WORKDIR /app
+WORKDIR /
 
-COPY . /app
-ENV PYTHONPATH=/app/src
+COPY . /
+ENV PYTHONPATH=/src
 RUN python3 -m pip install --no-cache-dir -e .
 
 EXPOSE 8080
diff --git a/README.md b/README.md
index 9ee4e3f..824a9a1 100644
--- a/README.md
+++ b/README.md
@@ -63,7 +63,7 @@ For keeping your data safe, you should mount a local path to the container.
 ```shell
 docker run \
   -p 8080:8080 \
-  -v /your/data/path:/app/.data \
+  -v /your/data/path:/.data \
   morvanzhou/rethink
 ```
 
@@ -76,7 +76,7 @@ and make sure the port is the same as the host's port (`8001` in this example):
 docker run \
   -e API_URL=http://127.0.0.1:8001 \
   -p 8001:8080 \
-  -v /your/data/path:/app/.data \
+  -v /your/data/path:/.data \
   morvanzhou/rethink
 ```
 
@@ -86,7 +86,7 @@ If you want to set a password for authorization, just add a environment variable
 docker run \
  -e APP_PASSWORD=12345678 \
  -p 8080:8080 \
- -v /your/data/path:/app/.data \
+ -v /your/data/path:/.data \
  morvanzhou/rethink
 ```
 
diff --git a/README_ZH.md b/README_ZH.md
index e408575..de17ed0 100644
--- a/README_ZH.md
+++ b/README_ZH.md
@@ -56,7 +56,10 @@ docker pull morvanzhou/rethink
 为了保证数据安全，您应该将本地路径挂载到容器中。
 
 ```shell
-docker run -p 8080:8080 -v /your/data/path:/app/.data morvanzhou/rethink
+docker run \
+ -p 8080:8080 \
+ -v /your/data/path:/.data \
+ morvanzhou/rethink
 ```
 
 现在你可以在浏览器中访问 `http://127.0.0.1:8080` 使用服务。
@@ -65,13 +68,21 @@ docker run -p 8080:8080 -v /your/data/path:/app/.data morvanzhou/rethink
 请确保 `API_URL` 里的端口号和 `-p` 参数的前半部分一致 (在下面案例中的 `8001` 端口)。
 
 ```shell 
-docker run -e API_URL=http://127.0.0.1:8081 -p 8081:8080 -v /your/data/path:/app/.data morvanzhou/rethink
+docker run \
+ -e API_URL=http://127.0.0.1:8081 \
+ -p 8081:8080 \
+ -v /your/data/path:/.data \
+ morvanzhou/rethink
 ```
 
 如果你想做为 Rethink 鉴权，你可以添加环境变量 `APP_PASSWORD`：
 
 ```shell
-docker run -e APP_PASSWORD=12345678 -p 8080:8080 -v /your/data/path:/app/.data morvanzhou/rethink
+docker run \
+ -e APP_PASSWORD=12345678 \
+ -p 8080:8080 \
+ -v /your/data/path:/.data \
+ morvanzhou/rethink
 ```
 
 ### 全部可配置的环境变量：
diff --git a/src/retk/version_manager/migrate.py b/src/retk/version_manager/migrate.py
index e8402bf..3f02050 100644
--- a/src/retk/version_manager/migrate.py
+++ b/src/retk/version_manager/migrate.py
@@ -21,13 +21,13 @@ def __version_less_than(dot_rethink: Dict, version) -> bool:
     return version_tuple(dot_version) < version_tuple(version)
 
 
-def __migrate_older_to_0_2_8(dot_rethink: Dict, data_path: Path):
+def __migrate_older_to_0_2_9(dot_rethink: Dict, data_path: Path):
     """Migrate the database to version 0.2.8.
 
     Args:
         data_path (str): the path to the database folder.
     """
-    v = "0.2.8"
+    v = "0.2.9"
     dot_rethink["version"] = v
     if "settings" not in dot_rethink:
         dot_rethink["settings"] = {
@@ -84,6 +84,6 @@ def to_latest_version(data_path: Union[str, Path] = "."):
         logger.debug(".rethink.json is not found. The database is empty.")
         return
 
-    if __version_less_than(dot_rethink, version="0.2.8"):
-        __migrate_older_to_0_2_8(dot_rethink, data_path)
+    if __version_less_than(dot_rethink, version="0.2.9"):
+        __migrate_older_to_0_2_9(dot_rethink, data_path)
         return