diff --git a/docker/README b/docker/README.md
similarity index 91%
rename from docker/README
rename to docker/README.md
index c7abf92d..b96952a4 100644
--- a/docker/README
+++ b/docker/README.md
@@ -17,7 +17,7 @@ This folder contains the docker and docker-compose file to build the development
 
 2. Build image:
 ```bash
-docker compomse -f docker-compose.yml build
+docker compose -f docker-compose.yml build
 ```
 
 3. Run a container at background:
@@ -51,7 +51,7 @@ For more detail of the support matrix, please check [HERE](https://docs.nvidia.c
 
 ### How to customize opencv?
 
-You can reconfigure and rebuild opencv sources in the container you created if any module is not included, without rebuilding the whole image, the source code is in `/workspace`
+If prebuilt package from apt cannot meet your requirements, please refer to the demo code in `.dockerfile` to build opencv from source.
 
 ### How to solve image build fail issues?
 
diff --git a/docker/x86_64.dockerfile b/docker/x86_64.dockerfile
index fa67872f..8949c201 100644
--- a/docker/x86_64.dockerfile
+++ b/docker/x86_64.dockerfile
@@ -16,22 +16,24 @@ RUN find /usr/local/share -type d -name "cmake-*" -exec rm -rf {} + \
 && curl -fsSL "https://github.com/Kitware/CMake/releases/download/v3.29.0/cmake-3.29.0-linux-x86_64.sh" \
 -o cmake.sh && bash cmake.sh --skip-license --exclude-subdir --prefix=/usr/local && rm cmake.sh
 
-## opencv contrib
-RUN git clone -b 4.x https://github.com/opencv/opencv_contrib.git
+RUN apt update && apt-get install -y \
+libopencv-dev \
+&& rm -rf /var/lib/apt/lists/*
 
-## opencv
-RUN git clone -b 4.x https://github.com/opencv/opencv.git opencv \
-&& cmake -S opencv -B opencv/build -G Ninja \
--DBUILD_LIST=core,calib3d,imgproc,imgcodecs,highgui \
--DOPENCV_EXTRA_MODULES_PATH="/workspace/opencv_contrib/modules" \
--DCMAKE_BUILD_TYPE=RELEASE \
--DCMAKE_INSTALL_PREFIX=/usr/local \
--DENABLE_FAST_MATH=ON \
--DOPENCV_GENERATE_PKGCONFIG=ON \
--DBUILD_opencv_python2=OFF \
--DBUILD_opencv_python3=OFF \
--DBUILD_JAVA=OFF \
--DBUILD_DOCS=OFF \
--DBUILD_PERF_TESTS=OFF \
--DBUILD_TESTS=OFF \
-&& ninja -C opencv/build install
+## a template to build opencv and opencv_contrib from source
+# RUN git clone -b 4.x https://github.com/opencv/opencv_contrib.git \
+# && git clone -b 4.x https://github.com/opencv/opencv.git opencv \
+# && cmake -S opencv -B opencv/build -G Ninja \
+# -DBUILD_LIST=core,calib3d,imgproc,imgcodecs,highgui \
+# -DOPENCV_EXTRA_MODULES_PATH="/workspace/opencv_contrib/modules" \
+# -DCMAKE_BUILD_TYPE=RELEASE \
+# -DCMAKE_INSTALL_PREFIX=/usr/local \
+# -DENABLE_FAST_MATH=ON \
+# -DOPENCV_GENERATE_PKGCONFIG=ON \
+# -DBUILD_opencv_python2=OFF \
+# -DBUILD_opencv_python3=OFF \
+# -DBUILD_JAVA=OFF \
+# -DBUILD_DOCS=OFF \
+# -DBUILD_PERF_TESTS=OFF \
+# -DBUILD_TESTS=OFF \
+# && ninja -C opencv/build install