diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index 9973cef89..29a3d3eea 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -56,7 +56,7 @@ jobs:
       - build-wheel
     steps:
       - uses: actions/checkout@v3
-      - uses: cachix/install-nix-action@v18
+      - uses: cachix/install-nix-action@v22
         with:
           nix_path: nixpkgs=channel:nixos-21.11
       - name: Download wheel uploaded by the build-wheel job
diff --git a/CHANGES.rst b/CHANGES.rst
index 1e4f29ab3..7f7373aae 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -17,6 +17,7 @@ Fixed
 - Use the original repository working directory name as the name of the temporary
   directory for getting the linter baseline. This avoids issues with Mypy when there's
   an ``__init__.py`` in the repository root.
+- Upgrade ``install-nix-action`` to version 22 in CI to fix an issue with macOS.
 
 
 1.7.1_ - 2023-03-26