diff --git a/poetry.lock b/poetry.lock
index 02e63d2..6efeb47 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -177,6 +177,9 @@ category = "dev"
 optional = false
 python-versions = ">=3.7"
 
+[package.dependencies]
+tomli = {version = "*", optional = true, markers = "extra == \"toml\""}
+
 [package.extras]
 toml = ["tomli"]
 
@@ -586,16 +589,15 @@ testing = ["async-generator (>=1.3)", "coverage", "hypothesis (>=3.64)"]
 
 [[package]]
 name = "pytest-cov"
-version = "2.12.1"
+version = "3.0.0"
 description = "Pytest plugin for measuring coverage."
 category = "dev"
 optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
+python-versions = ">=3.6"
 
 [package.dependencies]
-coverage = ">=5.2.1"
+coverage = {version = ">=5.2.1", extras = ["toml"]}
 pytest = ">=4.6"
-toml = "*"
 
 [package.extras]
 testing = ["fields", "hunter", "process-tests", "six", "pytest-xdist", "virtualenv"]
@@ -876,7 +878,7 @@ testing = ["pytest (>=6)", "pytest-checkdocs (>=2.4)", "pytest-flake8", "pytest-
 [metadata]
 lock-version = "1.1"
 python-versions = ">=3.7,<3.11"
-content-hash = "2e2fdebb5bb0a5b54db953c97821df7789209eb972f80e8572eb657277845dab"
+content-hash = "0cc6c9fc172433a586669dc9ae44d8a1b83dff7632e0301f4fb37211e30561db"
 
 [metadata.files]
 aiobotocore = [
@@ -1398,8 +1400,8 @@ pytest-asyncio = [
     {file = "pytest_asyncio-0.10.0-py3-none-any.whl", hash = "sha256:d734718e25cfc32d2bf78d346e99d33724deeba774cc4afdf491530c6184b63b"},
 ]
 pytest-cov = [
-    {file = "pytest-cov-2.12.1.tar.gz", hash = "sha256:261ceeb8c227b726249b376b8526b600f38667ee314f910353fa318caa01f4d7"},
-    {file = "pytest_cov-2.12.1-py2.py3-none-any.whl", hash = "sha256:261bb9e47e65bd099c89c3edf92972865210c36813f80ede5277dceb77a4a62a"},
+    {file = "pytest-cov-3.0.0.tar.gz", hash = "sha256:e7f0f5b1617d2210a2cabc266dfe2f4c75a8d32fb89eafb7ad9d06f6d076d470"},
+    {file = "pytest_cov-3.0.0-py3-none-any.whl", hash = "sha256:578d5d15ac4a25e5f961c938b85a05b09fdaae9deef3bb6de9a6e766622ca7a6"},
 ]
 pytest-forked = [
     {file = "pytest-forked-1.4.0.tar.gz", hash = "sha256:8b67587c8f98cbbadfdd804539ed5455b6ed03802203485dd2f53c1422d7440e"},
diff --git a/pyproject.toml b/pyproject.toml
index 6b058ec..255185b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -43,7 +43,7 @@ preggy = "^1.4.4"
 pylint = "^2.4.4"
 pytest = "^7.1.2"
 pytest-asyncio = "^0.10.0"
-pytest-cov = "^2.8.1"
+pytest-cov = "^3.0.0"
 pytest-tldr = "^0.2.1"
 pytest-xdist = "^2.5.0"
 yanc = "^0.3.3"