diff --git a/.github/workflows/ci_workflows.yml b/.github/workflows/ci_workflows.yml
index c13271b9a6..17b2b0f54c 100644
--- a/.github/workflows/ci_workflows.yml
+++ b/.github/workflows/ci_workflows.yml
@@ -51,18 +51,6 @@ jobs:
             toxposargs: --remote-data
             allow_failure: false
 
-          - name: OS X - Python 3.9
-            os: macos-latest
-            python: 3.9
-            toxenv: py39-test
-            allow_failure: false
-
-          - name: Windows - Python 3.10
-            os: windows-latest
-            python: '3.10'
-            toxenv: py310-test
-            allow_failure: false
-
           # This also runs on cron but we want to make sure new changes
           # won't break this job at the PR stage.
           - name: Python 3.12 with latest dev versions of key dependencies, and remote data