diff --git a/README.md b/README.md
index c0d19bc..3b069bf 100644
--- a/README.md
+++ b/README.md
@@ -1,9 +1,5 @@
 # AdvLabDB
 
-[![Code style: black](https://img.shields.io/badge/code%20style-black-000000.svg)](https://github.com/psf/black)
-[![Imports: isort](https://img.shields.io/badge/%20imports-isort-%231674b1?style=flat&labelColor=ef8336)](https://pycqa.github.io/isort/)
-[![security: bandit](https://img.shields.io/badge/security-bandit-yellow.svg)](https://github.com/PyCQA/bandit)
-
 ## About
 
 AdvLabDB is a database with a web interface for labs.
diff --git a/advlabdb/actions.py b/advlabdb/actions.py
index 20c4312..19cc2ba 100644
--- a/advlabdb/actions.py
+++ b/advlabdb/actions.py
@@ -14,6 +14,7 @@ def update_final_experiment_and_part_marks():
 
     flash("Manually updated all final experiment and part marks.", "success")
 
+
 def backup(backup_prefix):
     db_path = data_dir / "db/advlabdb.sqlite"
 
@@ -29,9 +30,11 @@ def backup(backup_prefix):
     else:
         flash("Failed to create a database backup! Make sure that `sqlite3` is installed on your system!", "danger")
 
+
 def manual_backup():
     backup("manual")
 
+
 def deactivate_assistants():
     user_ids_to_deactivate = db.session.scalars(
         select(Assistant.user_id)
diff --git a/pyproject.toml b/pyproject.toml
index d581525..c87c860 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -26,9 +26,13 @@ sqlalchemy = "<2"
 requires = ["poetry-core>=1.0.0"]
 build-backend = "poetry.core.masonry.api"
 
-[tool.black]
+[tool.ruff]
+select = ["E1", "E4", "E7", "E9", "W", "F", "I", "UP"]
 line-length = 120
 
+[tool.ruff.per-file-ignores]
+"__init__.py" = ["I"]
+
 [tool.isort]
 profile = "black"
 skip = ["__init__.py"]