diff --git a/poetry.lock b/poetry.lock
index 4fbaa0898..74c79d5f4 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -737,13 +737,13 @@ pygments = "!=2.7.3"
 
 [[package]]
 name = "pytest"
-version = "7.4.4"
+version = "8.1.0"
 description = "pytest: simple powerful testing with Python"
 optional = false
-python-versions = ">=3.7"
+python-versions = ">=3.8"
 files = [
-    {file = "pytest-7.4.4-py3-none-any.whl", hash = "sha256:b090cdf5ed60bf4c45261be03239c2c1c22df034fbffe691abe93cd80cea01d8"},
-    {file = "pytest-7.4.4.tar.gz", hash = "sha256:2cf0005922c6ace4a3e2ec8b4080eb0d9753fdc93107415332f50ce9e7994280"},
+    {file = "pytest-8.1.0-py3-none-any.whl", hash = "sha256:ee32db7af8de4629a455806befa90559f307424c07b8413ccfc30bf5b221dd7e"},
+    {file = "pytest-8.1.0.tar.gz", hash = "sha256:f8fa04ab8f98d185113ae60ea6d79c22f8143b14bc1caeced44a0ab844928323"},
 ]
 
 [package.dependencies]
@@ -751,11 +751,11 @@ colorama = {version = "*", markers = "sys_platform == \"win32\""}
 exceptiongroup = {version = ">=1.0.0rc8", markers = "python_version < \"3.11\""}
 iniconfig = "*"
 packaging = "*"
-pluggy = ">=0.12,<2.0"
-tomli = {version = ">=1.0.0", markers = "python_version < \"3.11\""}
+pluggy = ">=1.4,<2.0"
+tomli = {version = ">=1", markers = "python_version < \"3.11\""}
 
 [package.extras]
-testing = ["argcomplete", "attrs (>=19.2.0)", "hypothesis (>=3.56)", "mock", "nose", "pygments (>=2.7.2)", "requests", "setuptools", "xmlschema"]
+testing = ["argcomplete", "attrs (>=19.2)", "hypothesis (>=3.56)", "mock", "pygments (>=2.7.2)", "requests", "setuptools", "xmlschema"]
 
 [[package]]
 name = "pytest-cases"
@@ -1516,4 +1516,4 @@ testing = ["big-O", "jaraco.functools", "jaraco.itertools", "more-itertools", "p
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.8"
-content-hash = "40d2ced4a111ac7b9b7561c176ae0bfc7e8b87a8153d7bc2df34b18724dc9284"
+content-hash = "cc0b06949654a5dde19048148764f69fa331495a2ac05e2c9a79a01392a4a7b7"
diff --git a/pyproject.toml b/pyproject.toml
index 67549f486..32041bfb2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -107,7 +107,7 @@ mypy = "^1.2.0"
 myst-parser = "^2.0.0"
 # XXX Cap pytest to 7.x series while we wait for https://github.com/smarie/python-pytest-cases/issues/330
 # to be fixed.
-pytest = "<8.0.0"
+pytest = "<9.0.0"
 # More pytest plugins at: https://docs.pytest.org/en/latest/reference/plugin_list.html
 pytest-cases = "^3.7.0"
 pytest-cov = "^4.0.0"