diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 9682985c..a079bbfb 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -1,6 +1,11 @@
 name: tests
 
-on: [push, pull_request]
+on:
+  merge_group:
+  push:
+    branches-ignore:
+    - gh-readonly-queue/**  # Temporary merge queue-related GH-made branches
+  pull_request:
 
 permissions:
   contents: read
@@ -56,7 +61,9 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        job: [diffcov, docs]
+        job:
+        - diffcov
+        - docs
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index af502010..5a4a7e91 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,5 +1,6 @@
 repos:
-- repo: https://github.com/psf/black
-  rev: 22.6.0
+- repo: https://github.com/astral-sh/ruff-pre-commit
+  rev: v0.1.8
   hooks:
-  - id: black
+  - id: ruff
+  - id: ruff-format
diff --git a/README.rst b/README.rst
index 04f002b6..f93e3172 100644
--- a/README.rst
+++ b/README.rst
@@ -11,10 +11,6 @@
     :target: https://github.com/astral-sh/ruff
     :alt: Ruff
 
-.. image:: https://img.shields.io/badge/code%20style-black-000000.svg
-   :target: https://github.com/psf/black
-   :alt: Code style: Black
-
 .. image:: https://readthedocs.org/projects/keyring/badge/?version=latest
    :target: https://keyring.readthedocs.io/en/latest/?badge=latest
 
diff --git a/pyproject.toml b/pyproject.toml
index dce944df..a853c578 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -2,7 +2,4 @@
 requires = ["setuptools>=56", "setuptools_scm[toml]>=3.4.1"]
 build-backend = "setuptools.build_meta"
 
-[tool.black]
-skip-string-normalization = true
-
 [tool.setuptools_scm]
diff --git a/pytest.ini b/pytest.ini
index f9533b57..022a723e 100644
--- a/pytest.ini
+++ b/pytest.ini
@@ -7,14 +7,6 @@ filterwarnings=
 	# Ensure ResourceWarnings are emitted
 	default::ResourceWarning
 
-	# shopkeep/pytest-black#55
-	ignore:<class 'pytest_black.BlackItem'> is not using a cooperative constructor:pytest.PytestDeprecationWarning
-	ignore:The \(fspath. py.path.local\) argument to BlackItem is deprecated.:pytest.PytestDeprecationWarning
-	ignore:BlackItem is an Item subclass and should not be a collector:pytest.PytestWarning
-
-	# shopkeep/pytest-black#67
-	ignore:'encoding' argument not specified::pytest_black
-
 	# realpython/pytest-mypy#152
 	ignore:'encoding' argument not specified::pytest_mypy
 
diff --git a/ruff.toml b/ruff.toml
new file mode 100644
index 00000000..7ed133b7
--- /dev/null
+++ b/ruff.toml
@@ -0,0 +1,22 @@
+[lint]
+extend-ignore = [
+	# https://docs.astral.sh/ruff/formatter/#conflicting-lint-rules
+	"W191",
+	"E111",
+	"E114",
+	"E117",
+	"D206",
+	"D300",
+	"Q000",
+	"Q001",
+	"Q002",
+	"Q003",
+	"COM812",
+	"COM819",
+	"ISC001",
+	"ISC002",
+]
+
+[format]
+# https://docs.astral.sh/ruff/settings/#format-quote-style
+quote-style = "preserve"
diff --git a/setup.cfg b/setup.cfg
index 893c0471..9d426a37 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -38,15 +38,12 @@ testing =
 	# upstream
 	pytest >= 6
 	pytest-checkdocs >= 2.4
-	pytest-black >= 0.3.7; \
-		# workaround for jaraco/skeleton#22
-		python_implementation != "PyPy"
 	pytest-cov
-	pytest-mypy >= 0.9.1; \
+	pytest-mypy; \
 		# workaround for jaraco/skeleton#22
 		python_implementation != "PyPy"
 	pytest-enabler >= 2.2
-	pytest-ruff
+	pytest-ruff >= 0.2.1
 
 	# local