diff --git a/.github/workflows/install-git-url.yml b/.github/workflows/install-git-url.yml
index cf70b2d..d2bb7e2 100644
--- a/.github/workflows/install-git-url.yml
+++ b/.github/workflows/install-git-url.yml
@@ -41,10 +41,6 @@ jobs:
           # Not available for ARM macOS:
           - python-version: '3.7'
             os: macos-latest
-          - python-version: '3.8'
-            os: macos-latest
-          - python-version: '3.9'
-            os: macos-latest
           - python-version: 'pypy-3.7'
             os: macos-latest
     steps:
diff --git a/.github/workflows/install-zip-url.yml b/.github/workflows/install-zip-url.yml
index 0ea33a5..3595623 100644
--- a/.github/workflows/install-zip-url.yml
+++ b/.github/workflows/install-zip-url.yml
@@ -41,10 +41,6 @@ jobs:
           # Not available for ARM macOS:
           - python-version: '3.7'
             os: macos-latest
-          - python-version: '3.8'
-            os: macos-latest
-          - python-version: '3.9'
-            os: macos-latest
           - python-version: 'pypy-3.7'
             os: macos-latest
     steps:
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 9281824..785210b 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -48,10 +48,6 @@ jobs:
           # Not available for ARM macOS:
           - python-version: '3.7'
             os: macos-latest
-          - python-version: '3.8'
-            os: macos-latest
-          - python-version: '3.9'
-            os: macos-latest
           - python-version: 'pypy-3.7'
             os: macos-latest
     steps: