diff --git a/poetry.lock b/poetry.lock
index 80cfe5f..51883bd 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -329,7 +329,7 @@ cp2110 = ["hidapi"]
 
 [[package]]
 name = "pytest"
-version = "6.2.2"
+version = "6.2.3"
 description = "pytest: simple powerful testing with Python"
 category = "dev"
 optional = false
@@ -489,7 +489,7 @@ watchmedo = ["PyYAML (>=3.10)", "argh (>=0.24.1)"]
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.9"
-content-hash = "a6eb4d065be79476eee7b0ab6695cf895130c569a463ecf0eaafae8ff186497d"
+content-hash = "6f1440ce4d780ea5904d25def855670e8b2f606f0d56a4edeef866e857ff741c"
 
 [metadata.files]
 aioserial = [
@@ -634,8 +634,8 @@ pyserial = [
     {file = "pyserial-3.5.tar.gz", hash = "sha256:3c77e014170dfffbd816e6ffc205e9842efb10be9f58ec16d3e8675b4925cddb"},
 ]
 pytest = [
-    {file = "pytest-6.2.2-py3-none-any.whl", hash = "sha256:b574b57423e818210672e07ca1fa90aaf194a4f63f3ab909a2c67ebb22913839"},
-    {file = "pytest-6.2.2.tar.gz", hash = "sha256:9d1edf9e7d0b84d72ea3dbcdfd22b35fb543a5e8f2a60092dd578936bf63d7f9"},
+    {file = "pytest-6.2.3-py3-none-any.whl", hash = "sha256:6ad9c7bdf517a808242b998ac20063c41532a570d088d77eec1ee12b0b5574bc"},
+    {file = "pytest-6.2.3.tar.gz", hash = "sha256:671238a46e4df0f3498d1c3270e5deb9b32d25134c99b7d75370a68cfbe9b634"},
 ]
 pytest-asyncio = [
     {file = "pytest-asyncio-0.14.0.tar.gz", hash = "sha256:9882c0c6b24429449f5f969a5158b528f39bde47dc32e85b9f0403965017e700"},
diff --git a/pyproject.toml b/pyproject.toml
index 7bf7a79..b75acd3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -18,7 +18,7 @@ aioserial = "^1.3.0"
 [tool.poetry.dev-dependencies]
 black = "^20.8b1"
 flake8 = "^3.9.0"
-pytest = "^6.2.2"
+pytest = "^6.2.3"
 pytest-asyncio = "^0.14.0"
 pytest-watch = "^4.2.0"
 pre-commit = "^2.11.1"