diff --git a/poetry.lock b/poetry.lock
index 1af92a8..9bba593 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -746,7 +746,7 @@ testing = ["coverage (>=6.2)", "flaky (>=3.5.0)", "hypothesis (>=5.7.1)", "mypy
 
 [[package]]
 name = "pytest-cov"
-version = "3.0.0"
+version = "4.0.0"
 description = "Pytest plugin for measuring coverage."
 category = "dev"
 optional = false
@@ -1271,7 +1271,7 @@ testing = ["func-timeout", "jaraco.itertools", "pytest (>=6)", "pytest-black (>=
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.7"
-content-hash = "02b0b4561d7129d8d62c4b60cc01be79c01b46c5aa919c45e4535fd5448c857a"
+content-hash = "cfc310546f99328898385de103d38b825cde34968d5f28e83e000b812c957bf1"
 
 [metadata.files]
 alabaster = [
@@ -1684,8 +1684,8 @@ pytest-asyncio = [
     {file = "pytest_asyncio-0.19.0-py3-none-any.whl", hash = "sha256:7a97e37cfe1ed296e2e84941384bdd37c376453912d397ed39293e0916f521fa"},
 ]
 pytest-cov = [
-    {file = "pytest-cov-3.0.0.tar.gz", hash = "sha256:e7f0f5b1617d2210a2cabc266dfe2f4c75a8d32fb89eafb7ad9d06f6d076d470"},
-    {file = "pytest_cov-3.0.0-py3-none-any.whl", hash = "sha256:578d5d15ac4a25e5f961c938b85a05b09fdaae9deef3bb6de9a6e766622ca7a6"},
+    {file = "pytest-cov-4.0.0.tar.gz", hash = "sha256:996b79efde6433cdbd0088872dbc5fb3ed7fe1578b68cdbba634f14bb8dd0470"},
+    {file = "pytest_cov-4.0.0-py3-none-any.whl", hash = "sha256:2feb1b751d66a8bd934e5edfa2e961d11309dc37b73b0eabe73b5945fee20f6b"},
 ]
 pytest-lazy-fixture = [
     {file = "pytest-lazy-fixture-0.6.3.tar.gz", hash = "sha256:0e7d0c7f74ba33e6e80905e9bfd81f9d15ef9a790de97993e34213deb5ad10ac"},
diff --git a/pyproject.toml b/pyproject.toml
index 789a01e..f4782ce 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -54,7 +54,7 @@ pre-commit-hooks = "^4.2.0"
 Pygments = "^2.13.0"
 pyupgrade = "^2.38.2"
 furo = ">=2021.11.12"
-pytest-cov = "^3.0.0"
+pytest-cov = "^4.0.0"
 types-croniter = "^1.3.2"
 types-pytz = "^2022.2.1"
 pytest_async = "^0.1.1"