diff --git a/.github/workflows/build_and_test.yml b/.github/workflows/build_and_test.yml
index 2d4b4b1f0..bddcb5130 100644
--- a/.github/workflows/build_and_test.yml
+++ b/.github/workflows/build_and_test.yml
@@ -12,7 +12,7 @@ jobs:
     strategy:
       max-parallel: 5
       matrix:
-        python-version: ["3.10"]
+        python-version: ["3.8"]
 
     # Skip `pull_request` runs on local PRs for which `push` runs are already triggered
     # yamllint disable-line rule:line-length
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 767357ee1..a7741c765 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,8 +1,7 @@
 ---
 
 default_language_version:
-  python: python3.10
-
+  python: python3.8  # This should be set to the lowest Python version that we support.
 
 repos: