diff --git a/.github/workflows/pytest.yml b/.github/workflows/pytest.yml
index d9ba4a0..de7e951 100644
--- a/.github/workflows/pytest.yml
+++ b/.github/workflows/pytest.yml
@@ -5,31 +5,66 @@ on:
   - 'pull_request'
 
 jobs:
-  build:
+  linux:
     runs-on: 'ubuntu-latest'
     strategy:
       matrix:
-        python-version: ['3.7', '3.8', '3.9', '3.10', '3.11', '3.12']
         compiler:
           - cc: 'clang'
             ldshared: 'clang -shared'
           - cc: 'gcc'
 
     steps:
-    - uses: 'actions/checkout@v3'
-    - name: 'install compiler'
-      run: |
-        sudo apt-get install -y ${{ matrix.compiler.cc }}
-        echo >> "$GITHUB_ENV" 'CC=${{ matrix.compiler.cc }}'
-        echo >> "$GITHUB_ENV" 'LDSHARED=${{ matrix.compiler.ldshared }}'
-    - name: 'set up python ${{ matrix.python-version }}'
-      uses: actions/setup-python@v4
-      with:
-        python-version: ${{ matrix.python-version }}
-    - name: 'install tox'
-      run: |
-        python -mpip install -U pip setuptools
-        python -mpip install -U tox tox-gh-actions
-    - name: 'run tests'
-      run: |
-        tox
+      - uses: 'actions/checkout@v3'
+      - name: 'install compiler'
+        run: |
+          sudo apt-get install -y ${{ matrix.compiler.cc }}
+          echo >> "$GITHUB_ENV" 'CC=${{ matrix.compiler.cc }}'
+          echo >> "$GITHUB_ENV" 'LDSHARED=${{ matrix.compiler.ldshared }}'
+      - name: 'set up python ${{ matrix.python-version }}'
+        uses: actions/setup-python@v4
+        with:
+          python-version: |
+            pypy3.9
+            pypy3.10
+            3.7
+            3.8
+            3.9
+            3.10
+            3.11
+            3.12
+      - name: 'install tox'
+        run: |
+          python -mpip install -U pip setuptools
+          python -mpip install -U tox tox-gh-actions
+      - name: 'run tests'
+        run: |
+          tox
+
+  macos:
+    runs-on: ${{ matrix.platform.runner }}
+    strategy:
+      matrix:
+        runner:
+          - macos-12
+          - macos-14
+
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: |
+            pypy3.9
+            pypy3.10
+            3.8
+            3.9
+            3.10
+            3.11
+            3.12
+      - name: 'install tox'
+        run: |
+          python -mpip install -U pip setuptools
+          python -mpip install -U tox tox-gh-actions
+      - name: 'run tests'
+        run: |
+          tox
diff --git a/Cargo.lock b/Cargo.lock
index a227fed..86aa24a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -171,7 +171,7 @@ dependencies = [
 
 [[package]]
 name = "passacre"
-version = "1.0.0"
+version = "1.0.1-rc1"
 dependencies = [
  "cc",
  "libc",
diff --git a/Cargo.toml b/Cargo.toml
index f2716de..fc18a64 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "passacre"
-version = "1.0.0"
+version = "1.0.1-rc1"
 edition = "2021"
 
 [lib]
diff --git a/tox.ini b/tox.ini
index b588943..1da3b1c 100644
--- a/tox.ini
+++ b/tox.ini
@@ -8,15 +8,8 @@ envlist =
     py310,
     py311,
     py312,
-
-[gh-actions]
-python =
-    3.7: py37
-    3.8: py38
-    3.9: py39
-    3.10: py310
-    3.11: py311
-    3.12: py312
+    pypy39,
+    pypy310,
 
 [testenv]
 passenv = VIRTUALENV_DISCOVERY,CI,TRAVIS*