diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f10a48c..f3eca59 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,21 +10,16 @@ on:
         - cron:  '17 3 * * 0'
 
 jobs:
-    flake8:
-        name: Flake8
+    ruff:
+        name: Ruff
         runs-on: ubuntu-latest
         steps:
         -   uses: actions/checkout@v4
-        -
-            uses: actions/setup-python@v5
-            with:
-                # matches compat target in setup.py
-                python-version: '3.8'
+        -   uses: actions/setup-python@v5
         -   name: "Main Script"
             run: |
-                curl -L -O https://gitlab.tiker.net/inducer/ci-support/raw/main/prepare-and-run-flake8.sh
-                . ./prepare-and-run-flake8.sh "$(basename $GITHUB_REPOSITORY)" ./test
-
+                pip install ruff
+                ruff check
 
     pytest:
         name: Pytest on Py${{ matrix.python-version }}
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index c31af05..af28173 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,9 +1,9 @@
-Flake8:
-  script:
-  - curl -L -O https://gitlab.tiker.net/inducer/ci-support/raw/main/prepare-and-run-flake8.sh
-  - ". ./prepare-and-run-flake8.sh codepy test"
+Ruff:
+  script: |
+    pipx install ruff
+    ruff check
   tags:
-  - python3
+  - docker-runner
   except:
   - tags