diff --git a/poetry.lock b/poetry.lock
index ee183d892..6025d9ada 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1303,4 +1303,4 @@ yaml = ["pyyaml"]
 [metadata]
 lock-version = "2.0"
 python-versions = ">=3.8,<4"
-content-hash = "e9d26ed55e4a95f1d45c4fc31d6168cd37137d565fc9e058f35ed09b14f22f26"
+content-hash = "593f6c3cc1d8ad1eed80e0fd3b3ae3b622947faf1a39789eabf2a1685f551736"
diff --git a/pyproject.toml b/pyproject.toml
index 061329c55..abde1a545 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -39,7 +39,7 @@ yaml = ["PyYAML"]
 cli = ["cappa", "PyYAML"]
 
 [tool.poetry.group.dev.dependencies]
-pytest = "*"
+pytest = "<8.0.0"
 pytest-cov = "*"
 mypy = "*"
 build = "*"
@@ -128,13 +128,15 @@ source = [
 [tool.ruff]
 line-length = 119
 show-fixes = true
+target-version = "py38"
+src = ["src"]
+
+[tool.ruff.lint]
 select = ["E", "F", "D"]
 ignore = ["E501"]
-target-version = "py38"
 extend-select = ["I"]
-src = ["src"]
 
-[tool.ruff.per-file-ignores]
+[tool.ruff.lint.per-file-ignores]
 "**/__init__.py" = ["F401", "D107"]
 "examples/**" = ["D"]
 "src/hera/events/models/**" = ["D"]
@@ -143,10 +145,10 @@ src = ["src"]
 "tests/**" = ["D"]
 "scripts/graphlib.py" = ["D"]
 
-[tool.ruff.isort]
+[tool.ruff.lint.isort]
 force-wrap-aliases = true
 combine-as-imports = true
 known-first-party = ["hera"]
 
-[tool.ruff.pydocstyle]
+[tool.ruff.lint.pydocstyle]
 convention = "google"