diff --git a/.github/workflows/wheels-linux.yml b/.github/workflows/wheels-linux.yml
index bd2533e7..559c3b91 100644
--- a/.github/workflows/wheels-linux.yml
+++ b/.github/workflows/wheels-linux.yml
@@ -82,12 +82,10 @@ jobs:
           CIBW_MANYLINUX_X86_64_IMAGE: ${{ matrix.manylinux_image }}
           CIBW_MANYLINUX_I686_IMAGE: ${{ matrix.manylinux_image }}
           CIBW_MANYLINUX_AARCH64_IMAGE: ${{ matrix.manylinux_image }}
-          CIBW_BEFORE_ALL_LINUX: bash build_tools/github/install_cv4.sh
+          CIBW_BEFORE_ALL_LINUX: yum install -y opencv opencv-devel
           CIBW_REPAIR_WHEEL_COMMAND_WINDOWS: bash build_tools/github/repair_windows_wheels.sh {wheel} {dest_dir} ${{ matrix.bitness }}
-          CIBW_BEFORE_TEST_WINDOWS: bash build_tools/github/build_minimal_windows_image.sh ${{ matrix.python }} ${{ matrix.bitness }}
           CIBW_TEST_REQUIRES: pytest threadpoolctl
           CIBW_TEST_COMMAND: bash {project}/build_tools/github/test_wheels.sh
-          CIBW_TEST_COMMAND_WINDOWS: bash {project}/build_tools/github/test_windows_wheels.sh ${{ matrix.python }} ${{ matrix.bitness }}
           CIBW_BUILD_VERBOSITY: 1
 
         run: bash build_tools/github/build_wheels.sh
diff --git a/.github/workflows/wheels-windows.yml b/.github/workflows/wheels-windows.yml
index 267f820a..3e3ece93 100644
--- a/.github/workflows/wheels-windows.yml
+++ b/.github/workflows/wheels-windows.yml
@@ -1,3 +1,4 @@
+# Workflow to build and test wheels
 name: Wheel builder Windows
 
 on:
@@ -33,7 +34,6 @@ jobs:
         fetch-depth: 0
 
     - name: Update submodules
-      # if: github.event_name == 'pull_request'
       run: git submodule update --remote
 
     - name: Set up Python ${{ matrix.python-version }}
@@ -42,40 +42,10 @@ jobs:
         python-version: ${{ matrix.python-version }}
         architecture: ${{ matrix.platform }}
 
-    - name: Get CMake
-      uses: lukka/get-cmake@latest
-
-    - name: Setup MSBuild.exe
-      uses: microsoft/setup-msbuild@v1.1
-
-    - name: Restore vcpkg and its artifacts.
-      uses: actions/cache@v2
-      id: vcpkg-cache
-      with:
-        path: |
-          ${{ env.VCPKG_ROOT }}
-          ${{ github.workspace }}/build/vcpkg_installed
-          !${{ env.VCPKG_ROOT }}/.git
-          !${{ env.VCPKG_ROOT }}/buildtrees
-          !${{ env.VCPKG_ROOT }}/packages
-          !${{ env.VCPKG_ROOT }}/downloads
-        key: |
-          ${{ hashFiles( 'vcpkg.json' ) }}-cache-key-v1
-
-    - name: Get vcpkg(windows)
-      if: ${{ steps.vcpkg-cache.outputs.cache-hit != 'true' }}
-      run: |
-        cd ${{ github.workspace }}
-        mkdir build -force
-        git clone https://github.com/Microsoft/vcpkg.git
-        cd vcpkg
-        .\bootstrap-vcpkg.bat
-
     - name: Install OpenCV
-      if: ${{ steps.vcpkg-cache.outputs.cache-hit != 'true' }}
       run: |
         cd ${{ github.workspace }}
-        vcpkg install opencv:x64-windows
+        build_tools/install_opencv_windows.bat
 
     - name: Build a package
       run: |
@@ -86,13 +56,13 @@ jobs:
         set "CI_BUILD=1" && python setup.py bdist_wheel --py-limited-api=cp36 --dist-dir=%cd%\wheelhouse -v
       shell: cmd
       env:
-        OpenCV_DIR: C:/vcpkg/packages/opencv_x64-windows/share/opencv
+        OpenCV_DIR: ${{ github.workspace }}\opencv\build
 
     - name: Saving all wheels
       uses: actions/upload-artifact@v2
       with:
         name: wheels
-        path: wheelhouse/opencv*.whl
+        path: wheelhouse/*.whl
 
   release_daisykit:
     # if: github.event_name == 'release' && !github.event.release.prerelease
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8d9fbef7..98e6e7b1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -31,7 +31,7 @@ endif()
 set(DAISYKIT_VERSION_MAJOR 0)
 set(DAISYKIT_VERSION_MINOR 3)
 set(DAISYKIT_VERSION_PATCH 0)
-set(DAISYKIT_VERSION_BUILD 1)
+set(DAISYKIT_VERSION_BUILD 2)
 
 set(DAISYKIT_VERSION_STRING ${DAISYKIT_VERSION_MAJOR}.${DAISYKIT_VERSION_MINOR}.${DAISYKIT_VERSION_PATCH}.${DAISYKIT_VERSION_BUILD})
 message(STATUS "DAISYKIT_VERSION_STRING = ${DAISYKIT_VERSION_STRING}")
diff --git a/build_tools/github/install_cv4.sh b/build_tools/github/install_cv4.sh
deleted file mode 100644
index 688bd260..00000000
--- a/build_tools/github/install_cv4.sh
+++ /dev/null
@@ -1,102 +0,0 @@
-#!/bin/bash
-
-echo "Installing OpenCV..."
- 
-# Specify OpenCV version
-cvVersion="4.5.4"
-
-curl -O -L https://download.qt.io/official_releases/qt/5.15/5.15.0/single/qt-everywhere-src-5.15.0.tar.xz && \
-    tar -xf qt-everywhere-src-5.15.0.tar.xz && \
-    cd qt-everywhere* && \
-    export MAKEFLAGS=-j$(nproc) && \
-    ./configure -prefix /opt/Qt5.15.0 -release -opensource -confirm-license -qtnamespace QtOpenCVPython -xcb -xcb-xlib -bundled-xcb-xinput -no-openssl -no-dbus -skip qt3d -skip qtactiveqt -skip qtcanvas3d -skip qtconnectivity -skip qtdatavis3d -skip qtdoc -skip qtgamepad -skip qtgraphicaleffects -skip qtimageformats -skip qtlocation -skip qtmultimedia -skip qtpurchasing -skip qtqa -skip qtremoteobjects -skip qtrepotools -skip qtscript -skip qtscxml -skip qtsensors -skip qtserialbus -skip qtserialport -skip qtspeech -skip qttranslations -skip qtwayland -skip qtwebchannel -skip qtwebengine -skip qtwebsockets -skip qtwebview -skip xmlpatterns -skip declarative -make libs && \
-    make && \
-    make install && \
-    cd .. && \
-    rm -rf qt-everywhere-src-5.15.0 && \
-    rm qt-everywhere-src-5.15.0.tar.xz
-
-QTDIR /opt/Qt5.15.0
-export PATH="$QTDIR/bin:$PATH"
-
-mkdir ~/ffmpeg_sources && \
-    cd ~/ffmpeg_sources && \
-    curl -O -L https://github.com/openssl/openssl/archive/OpenSSL_1_1_1g.tar.gz && \
-    tar -xf OpenSSL_1_1_1g.tar.gz && \
-    cd openssl-OpenSSL_1_1_1g && \
-    ./config --prefix="$HOME/ffmpeg_build" --openssldir="$HOME/ffmpeg_build" no-pinshared shared zlib && \
-    make -j$(getconf _NPROCESSORS_ONLN) && \
-    # skip installing documentation
-    make install_sw && \
-    rm -rf ~/openssl_build
-
-cd ~/ffmpeg_sources && \
-    curl -O -L http://www.nasm.us/pub/nasm/releasebuilds/2.15.04/nasm-2.15.04.tar.bz2 && \
-    tar -xf nasm-2.15.04.tar.bz2 && cd nasm-2.15.04 && ./autogen.sh && \
-    ./configure --prefix="$HOME/ffmpeg_build" --bindir="$HOME/bin" && \
-    make -j$(getconf _NPROCESSORS_ONLN) && \
-    make install
-
-cd ~/ffmpeg_sources && \
-    curl -O -L http://www.tortall.net/projects/yasm/releases/yasm-1.3.0.tar.gz && \
-    tar -xf yasm-1.3.0.tar.gz && \
-    cd yasm-1.3.0 && \
-    ./configure --prefix="$HOME/ffmpeg_build" --bindir="$HOME/bin" && \
-    make -j$(getconf _NPROCESSORS_ONLN) && \
-    make install
-
-cd ~/ffmpeg_sources && \
-    git clone --depth 1 https://chromium.googlesource.com/webm/libvpx.git && \
-    cd libvpx && \
-    ./configure --prefix="$HOME/ffmpeg_build" --disable-examples --disable-unit-tests --enable-vp9-highbitdepth --as=yasm --enable-pic --enable-shared && \
-    make -j$(getconf _NPROCESSORS_ONLN) && \
-    make install
-
-cd ~/ffmpeg_sources && \
-    curl -O -L https://ffmpeg.org/releases/ffmpeg-4.3.2.tar.bz2 && \
-    tar -xf ffmpeg-4.3.2.tar.bz2 && \
-    cd ffmpeg-4.3.2 && \
-    PATH=~/bin:$PATH && \
-    PKG_CONFIG_PATH="$HOME/ffmpeg_build/lib/pkgconfig" ./configure --prefix="$HOME/ffmpeg_build" --extra-cflags="-I$HOME/ffmpeg_build/include" --extra-ldflags="-L$HOME/ffmpeg_build/lib" --enable-openssl --enable-libvpx --enable-shared --enable-pic --bindir="$HOME/bin" && \
-    make -j$(getconf _NPROCESSORS_ONLN) && \
-    make install && \
-    echo "/root/ffmpeg_build/lib/" >> /etc/ld.so.conf && \
-    ldconfig && \
-    rm -rf ~/ffmpeg_sources
-
-export PKG_CONFIG_PATH=/usr/local/lib/pkgconfig:/root/ffmpeg_build/lib/pkgconfig
-
-cd ~
-
-git clone https://github.com/opencv/opencv.git
-cd opencv
-git checkout "$cvVersion"
-cd ..
- 
-git clone https://github.com/opencv/opencv_contrib.git
-cd opencv_contrib
-git checkout "$cvVersion"
-cd ..
-
-cd opencv
-mkdir build
-cd build
-
-cmake -D CMAKE_BUILD_TYPE=RELEASE \
-    -D INSTALL_C_EXAMPLES=OFF \
-    -D INSTALL_PYTHON_EXAMPLES=OFF \
-    -D WITH_TBB=OFF \
-    -D WITH_V4L=OFF \
-    -D OPENCV_SKIP_PYTHON_LOADER=ON \
-    -D OPENCV_GENERATE_PKGCONFIG=ON \
-    -D WITH_QT=OFF \
-    -D WITH_OPENGL=OFF \
-    -D PYTHON_DEFAULT_EXECUTABLE=/usr/bin/python3 \
-    -D OPENCV_EXTRA_MODULES_PATH=../../opencv_contrib/modules \
-    -D ENABLE_CXX11=ON \
-    -D BUILD_EXAMPLES=OFF ..
-
-make -j$(nproc)
-make install
-
-cd $cwd
diff --git a/build_tools/github/test_windows_wheels.sh b/build_tools/github/test_windows_wheels.sh
deleted file mode 100755
index fd215637..00000000
--- a/build_tools/github/test_windows_wheels.sh
+++ /dev/null
@@ -1,26 +0,0 @@
-#!/bin/bash
-
-set -e
-set -x
-
-PYTHON_VERSION=$1
-BITNESS=$2
-
-# if [[ "$BITNESS" == "32" ]]; then
-#     # 32-bit architectures use the regular
-#     # test command (outside of the minimal Docker container)
-#     cp $CONFTEST_PATH $CONFTEST_NAME
-#     python -c "import daisykit;"
-#     pytest --pyargs daisykit
-# else
-#     docker container run \
-#         --rm daisykit/minimal-windows \
-#         powershell -Command "python -c 'import daisykit;'"
-
-#     docker container run \
-#         -e daisykit_SKIP_NETWORK_TESTS=1 \
-#         -e OMP_NUM_THREADS=2 \
-#         -e OPENBLAS_NUM_THREADS=2 \
-#         --rm daisykit/minimal-windows \
-#         powershell -Command "pytest --pyargs daisykit"
-# fi
diff --git a/build_tools/install_opencv_windows.bat b/build_tools/install_opencv_windows.bat
new file mode 100644
index 00000000..6cd347e0
--- /dev/null
+++ b/build_tools/install_opencv_windows.bat
@@ -0,0 +1,23 @@
+set "opencv_release_url=https://github.com/opencv/opencv/releases/download/4.7.0/opencv-4.7.0-windows.exe"
+set "opencv_installer=opencv_installer.exe"
+
+echo Downloading OpenCV installer...
+curl -L -o %opencv_installer% %opencv_release_url%
+
+rem Check if 7-Zip is installed
+where 7z > nul
+if %errorlevel% neq 0 (
+    echo 7-Zip is not installed. Downloading...
+    curl -L -o 7zip_installer.exe https://www.7-zip.org/a/7z2201-x64.exe
+    echo Installing 7-Zip silently...
+    start /wait 7zip_installer.exe /S
+    echo Cleaning up...
+    del 7zip_installer.exe
+)
+
+echo Extracting OpenCV installer...
+7z x %opencv_installer% -oopencv
+
+echo Cleaning up...
+del %opencv_installer%
+echo OpenCV installation completed.
diff --git a/pyproject.toml b/pyproject.toml
index 79f7eff7..220aeb4a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,12 +3,12 @@ requires = [
   "setuptools", "wheel", "scikit-build", "cmake", "pip", "ninja; sys_platform != 'win32'",
   "numpy==1.13.3; python_version=='3.6' and platform_machine != 'aarch64' and platform_machine != 'arm64'",
   "numpy==1.17.0; python_version=='3.7' and platform_machine != 'aarch64' and platform_machine != 'arm64'",
-  "numpy==1.17.3; python_version=='3.8' and platform_machine != 'aarch64' and platform_machine != 'arm64'",
+  "numpy==1.17.5; python_version=='3.8' and platform_machine != 'aarch64' and platform_machine != 'arm64'",
   "numpy==1.19.3; python_version<='3.9' and sys_platform == 'linux' and platform_machine == 'aarch64'",
   "numpy==1.21.0; python_version<='3.9' and sys_platform == 'darwin' and platform_machine == 'arm64'",
   "numpy==1.19.3; python_version=='3.9' and platform_machine != 'aarch64' and platform_machine != 'arm64'",
   "numpy==1.21.2; python_version=='3.10' and platform_system!='Darwin'",
   "numpy==1.21.4; python_version=='3.10' and platform_system=='Darwin'",
-  "numpy==1.22.0; python_version>='3.11'"
+  "numpy==1.23.2; python_version>='3.11'"
 ]
 build-backend = "setuptools.build_meta"