diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
deleted file mode 100644
index 40af8faa..00000000
--- a/.github/workflows/build.yml
+++ /dev/null
@@ -1,24 +0,0 @@
-name: Unit Testing
-
-on: [push, pull_request]
-
-jobs:
-  test:
-
-    runs-on: ubuntu-latest
-    container:
-      image: ghcr.io/geigi/cozy-ci:main
-    
-    steps:
-    - uses: actions/checkout@v4
-
-    - name: Lint with flake8
-      run: |
-        # stop the build if there are Python syntax errors or undefined names
-        flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics --builtins="_"
-        # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
-        flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics --builtins="_"
-      
-    - name: Test with pytest
-      run: |
-        pytest
diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
new file mode 100644
index 00000000..a7c4f284
--- /dev/null
+++ b/.github/workflows/checks.yml
@@ -0,0 +1,16 @@
+name: Checks
+
+on:
+  push:
+    branches:
+      - "main"
+  pull_request:
+
+jobs:
+  ruff:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: chartboost/ruff-action@v1
+        with:
+          args: --output-format github
\ No newline at end of file
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
new file mode 100644
index 00000000..9f7d14b4
--- /dev/null
+++ b/.github/workflows/tests.yml
@@ -0,0 +1,18 @@
+name: Tests
+
+on:
+  push:
+    branches:
+      - "main"
+  pull_request:
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    container:
+      image: ghcr.io/geigi/cozy-ci:main
+    
+    steps:
+    - uses: actions/checkout@v4
+      run: |
+        pytest
diff --git a/pyproject.toml b/pyproject.toml
index cd6386ac..a019a68d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -5,4 +5,8 @@ skip-magic-trailing-comma = true
 [tool.isort]
 line_length = 100
 profile = "black"
-multi_line_output = 3
\ No newline at end of file
+multi_line_output = 3
+
+[tool.ruff]
+line-length = 100
+builtins = ["_"]
\ No newline at end of file