diff --git a/pyproject.toml b/pyproject.toml
index 734fbb3..9da2663 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -34,15 +34,15 @@ dependencies = [
 [project.optional-dependencies]
 dev = [
     # Lock black to the same major version used in downstream build environments
-    "black==22.10.0",
+    "black==23.3.0",
     "flake8",
     # Lock mypy to the same major version used in downstream build environments
-    "mypy>=0.991,<1.0",
+    "mypy>=1.0.1,<2.0",
     # Lock types-requests to the same major version used in downstream build environments
     "types-requests>=2.26.1,<3.0",
     "pytest",
     # Lock isort to the same major version used in downstream build environments
-    "isort>=5.10.1,<6.0",
+    "isort>=5.11.5,<6.0",
     "click",
     "ruff",
 ]
@@ -64,7 +64,7 @@ version-file = "aiven/client/version.py"
 
 [tool.black]
 line-length = 125
-target-version = ['py38', 'py39']  # 'py310' is not yet available on Fedora 34
+target-version = ['py38', 'py39', 'py310', 'py311']
 include = '\.pyi?$'
 exclude = '''
 /(