diff --git a/.github/workflows/cibuildwheel.yml b/.github/workflows/cibuildwheel.yml
new file mode 100644
index 0000000..4e830e6
--- /dev/null
+++ b/.github/workflows/cibuildwheel.yml
@@ -0,0 +1,77 @@
+name: Build and upload to PyPI
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  build_wheels:
+    name: Build wheels on ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-20.04, windows-2019, macos-10.15]
+
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: recursive
+      - uses: actions/setup-python@v2
+        name: Install Python
+        with:
+          python-version: 3.8
+      - name: Set up QEMU
+        if: runner.os == 'Linux'
+        uses: docker/setup-qemu-action@v1
+        with:
+          platforms: all
+      - name: Build wheels
+        uses: pypa/cibuildwheel@v2.0.0
+        env:
+          CIBW_MANYLINUX_X86_64_IMAGE: manylinux2014
+          CIBW_BUILD: cp3?-*
+          CIBW_SKIP: cp27-* cp36-* *-win32 *-manylinux_i686
+          CIBW_ARCHS_LINUX: x86_64 aarch64
+          CIBW_ARCHS_MACOS: x86_64 arm64 universal2
+          CIBW_BEFORE_BUILD: pip install pybind11
+          CIBW_TEST_COMMAND: pytest {project}/tests
+          CIBW_TEST_REQUIRES: pytest numpy
+      - uses: actions/upload-artifact@v2
+        with:
+          path: ./wheelhouse/*.whl
+
+  build_sdist:
+    name: Build source distribution
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: recursive
+      - uses: actions/setup-python@v2
+        name: Install Python
+        with:
+          python-version: 3.8
+      - name: Build sdist
+        run: python setup.py sdist
+      - uses: actions/upload-artifact@v2
+        with:
+          path: dist/*.tar.gz
+
+  upload_pypi:
+    needs: [build_wheels, build_sdist]
+    runs-on: ubuntu-latest
+    # upload to PyPI on every tag starting with 'v'
+    if: github.event_name == 'push' && startsWith(github.event.ref, 'refs/tags/v')
+    steps:
+      - uses: actions/download-artifact@v2
+        with:
+          name: artifact
+          path: dist
+      - uses: pypa/gh-action-pypi-publish@v1.4.2
+        with:
+          user: __token__
+          password: ${{ secrets.PYPI_API_TOKEN }}
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index a11edc3..0000000
--- a/.travis.yml
+++ /dev/null
@@ -1,34 +0,0 @@
-language: python
-jobs:
-  include:
-    - os: linux
-      services: docker
-    - os: osx
-      language: shell
-      osx_image: xcode12.5
-    - os: windows
-      language: shell
-      before_install:
-        - choco install python --version 3.8.10
-        - export PATH="/c/Python38:/c/Python38/Scripts:$PATH"
-        - ln -s /c/Python38/python.exe /c/Python38/python3.exe
-env:
-  global:
-  - CIBW_BEFORE_ALL_LINUX="yum install -y cmake3 && ln -s /usr/bin/cmake3 /usr/bin/cmake"
-  - CIBW_MANYLINUX_X86_64_IMAGE="manylinux2014"
-  - CIBW_BUILD="cp3?-*"
-  - CIBW_SKIP="cp27-* *-win32 *-manylinux_i686"
-  - TWINE_USERNAME=__token__
-  - CIBW_BEFORE_BUILD="pip install pybind11"
-  - CIBW_TEST_COMMAND="pytest {project}/tests"
-  - CIBW_TEST_REQUIRES="pytest numpy"
-install:
-  - python3 -m pip install cibuildwheel
-script:
-  - python3 -m cibuildwheel --output-dir wheelhouse
-after_success:
-  - |
-    if [[ $TRAVIS_TAG ]]; then
-      python3 -m pip install twine
-      python3 -m twine upload wheelhouse/*.whl
-    fi
diff --git a/README.md b/README.md
index 1c0c7fb..a60850f 100644
--- a/README.md
+++ b/README.md
@@ -29,7 +29,8 @@ print(result)
 # [[1], [1, 2]]
 ```
 
-## New features (`python-prtree>=0.4.0`)
+## New features 
+### `python-prtree>=0.4.0`
 You can use PRTree3D:
 
 ```python
@@ -49,8 +50,7 @@ print(result)
 # [[1], [1, 2]]
 ```
 
-
-## New features (`python-prtree>=0.3.0`)
+### `python-prtree>=0.3.0`
 You can save and load a binary file as follows:
 
 ```python
diff --git a/setup.py b/setup.py
index db26571..15da2a2 100644
--- a/setup.py
+++ b/setup.py
@@ -80,7 +80,7 @@ def build_extension(self, ext):
 
 setup(
     name='python_prtree',
-    version='0.4.0',
+    version='0.4.2',
     license='MIT',
     description='Python implementation of Priority R-Tree',
     author='atksh',
diff --git a/test.sh b/test.sh
index aa25acc..5cc393c 100644
--- a/test.sh
+++ b/test.sh
@@ -1,4 +1,3 @@
-clear
 rm -rf build dist .pytest_cache
 CXX=/usr/bin/g++ pip install .
 pytest tests -vv --capture=no
diff --git a/tests/test_PRTree.py b/tests/test_PRTree.py
index 74160b9..3d54f5d 100644
--- a/tests/test_PRTree.py
+++ b/tests/test_PRTree.py
@@ -11,6 +11,7 @@ def has_intersect(x, y, dim):
 
 @pytest.mark.parametrize("PRTree, dim", [(PRTree2D, 2), (PRTree3D, 3)])
 def test_result(PRTree, dim):
+    np.random.seed(1)
     idx = np.arange(100)
     x = np.random.rand(len(idx), 2 * dim)
     for i in range(dim):
@@ -25,6 +26,7 @@ def test_result(PRTree, dim):
 
 @pytest.mark.parametrize("PRTree, dim", [(PRTree2D, 2), (PRTree3D, 3)])
 def test_io(PRTree, dim, tmp_path):
+    np.random.seed(1)
     idx = np.arange(100)
     x = np.random.rand(len(idx), 2 * dim)
     for i in range(dim):
@@ -53,6 +55,7 @@ def test_io(PRTree, dim, tmp_path):
 
 @pytest.mark.parametrize("PRTree, dim", [(PRTree2D, 2), (PRTree3D, 3)])
 def test_insert_erase(PRTree, dim):
+    np.random.seed(1)
     N = 10000
     idx = np.arange(N)
     x = np.random.rand(N, 2 * dim)
diff --git a/third/pybind11 b/third/pybind11
index f61855b..e58c689 160000
--- a/third/pybind11
+++ b/third/pybind11
@@ -1 +1 @@
-Subproject commit f61855b9d8821e2576960109a2a67379a6c2366f
+Subproject commit e58c6897cc7b77b92e1c49df82a3504f777b97c9