diff --git a/poetry.lock b/poetry.lock
index 7e4a030..01710c4 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -238,21 +238,21 @@ dev = ["argcomplete", "attrs (>=19.2)", "hypothesis (>=3.56)", "mock", "pygments
 
 [[package]]
 name = "pytest-cov"
-version = "3.0.0"
+version = "6.0.0"
 description = "Pytest plugin for measuring coverage."
 optional = false
-python-versions = ">=3.6"
+python-versions = ">=3.9"
 files = [
-    {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-6.0.0.tar.gz", hash = "sha256:fde0b595ca248bb8e2d76f020b465f3b107c9632e6a1d1705f17834c89dcadc0"},
+    {file = "pytest_cov-6.0.0-py3-none-any.whl", hash = "sha256:eee6f1b9e61008bd34975a4d5bab25801eb31898b032dd55addc93e96fcaaa35"},
 ]
 
 [package.dependencies]
-coverage = {version = ">=5.2.1", extras = ["toml"]}
+coverage = {version = ">=7.5", 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 = "tomli"
@@ -298,4 +298,4 @@ files = [
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.9"
-content-hash = "14f95680c0908ec5fcecc198281be3b19ff61f4f281a9e0cf898518cac9bcbab"
+content-hash = "e077226cdd32322fc4b88bb17af8556bc6e579dd7936220430cfdf13e9e234d7"
diff --git a/pyproject.toml b/pyproject.toml
index be645ab..97f2e4c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -30,7 +30,7 @@ python = "^3.9"
 
 [tool.poetry.group.dev.dependencies]
 pytest = ">=7,<9"
-pytest-cov = "^3.0"
+pytest-cov = ">=3,<7"
 
 
 [tool.poetry.group.test.dependencies]