diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 99dd9e7..471a149 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -14,7 +14,7 @@ jobs:
       matrix:
         # For macOS, large is Intel and XLarge is M1
         # https://docs.github.com/en/actions/using-github-hosted-runners/about-larger-runners/about-larger-runners#about-macos-larger-runners
-        os: [macos-12, macos-13-large, macos-13-xlarge, ubuntu-22.04]
+        os: [macos-13-large, macos-13-xlarge]
     runs-on: ${{ matrix.os }}
     env:
       HOMEBREW_NO_INSTALL_FROM_API: 1 # https://github.com/Homebrew/brew/issues/15049