diff --git a/poetry.lock b/poetry.lock
index ae5a4a8..e76cda6 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -545,13 +545,13 @@ dev = ["argcomplete", "attrs (>=19.2)", "hypothesis (>=3.56)", "mock", "pygments
 
 [[package]]
 name = "pytest-cov"
-version = "4.1.0"
+version = "5.0.0"
 description = "Pytest plugin for measuring coverage."
 optional = false
-python-versions = ">=3.7"
+python-versions = ">=3.8"
 files = [
-    {file = "pytest-cov-4.1.0.tar.gz", hash = "sha256:3904b13dfbfec47f003b8e77fd5b589cd11904a21ddf1ab38a64f204d6a10ef6"},
-    {file = "pytest_cov-4.1.0-py3-none-any.whl", hash = "sha256:6ba70b9e97e69fcc3fb45bfeab2d0a138fb65c4d0d6a41ef33983ad114be8c3a"},
+    {file = "pytest-cov-5.0.0.tar.gz", hash = "sha256:5837b58e9f6ebd335b0f8060eecce69b662415b16dc503883a02f45dfeb14857"},
+    {file = "pytest_cov-5.0.0-py3-none-any.whl", hash = "sha256:4f0764a1219df53214206bf1feea4633c3b558a2925c8b59f144f682861ce652"},
 ]
 
 [package.dependencies]
@@ -559,7 +559,7 @@ coverage = {version = ">=5.2.1", extras = ["toml"]}
 pytest = ">=4.6"
 
 [package.extras]
-testing = ["fields", "hunter", "process-tests", "pytest-xdist", "six", "virtualenv"]
+testing = ["fields", "hunter", "process-tests", "pytest-xdist", "virtualenv"]
 
 [[package]]
 name = "pyyaml"
@@ -697,4 +697,4 @@ zstd = ["zstandard (>=0.18.0)"]
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.9"
-content-hash = "95cf459f76c8158a1dc3565f869a6ad29d672b0e9a90cdc897742e49ea91c29f"
+content-hash = "972f5c2ab5ecc94b91654e98796824f06d6e33ed1433ea4eb0aef4715666d717"
diff --git a/pyproject.toml b/pyproject.toml
index 3998fde..46fbd67 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -16,7 +16,7 @@ pysigma = "^0.11.7"
 
 [tool.poetry.group.dev.dependencies]
 pytest = ">=7.3,<9.0"
-pytest-cov = "^4.0.0"
+pytest-cov = ">=4,<6"
 coverage = "^6.4.1"
 requests = "^2.28.1"
 autopep8 = "^2.0.2"