diff --git a/pyproject.toml b/pyproject.toml
index a7663fa..05fd1a8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -20,6 +20,15 @@ Homepage = "https://github.com/jazzband/django-fernet-encrypted-fields/"
 requires = ["setuptools>=61.0.0"]
 build-backend = "setuptools.build_meta"
 
+[dependency-groups]
+dev = [
+    "mypy>=1.19.1,<2",
+    "pre-commit>=4.5.1",
+    "ruff>=0.15.6,<0.16.0",
+    "pytest>=9.0.2",
+    "pytest-cov>=7.0.0",
+    "coverage>=7.13.4,<8.0.0",
+]
 
 ##################
 # ruff