diff --git a/poetry.lock b/poetry.lock
index f0e0a0b5..dc9a7d48 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -171,22 +171,6 @@ mccabe = ">=0.6.0,<0.7.0"
 pycodestyle = ">=2.7.0,<2.8.0"
 pyflakes = ">=2.3.0,<2.4.0"
 
-[[package]]
-name = "flake8"
-version = "7.0.0"
-description = "the modular source code checker: pep8 pyflakes and co"
-optional = false
-python-versions = ">=3.8.1"
-files = [
-    {file = "flake8-7.0.0-py2.py3-none-any.whl", hash = "sha256:a6dfbb75e03252917f2473ea9653f7cd799c3064e54d4c8140044c5c065f53c3"},
-    {file = "flake8-7.0.0.tar.gz", hash = "sha256:33f96621059e65eec474169085dc92bf26e7b2d47366b70be2f67ab80dc25132"},
-]
-
-[package.dependencies]
-mccabe = ">=0.7.0,<0.8.0"
-pycodestyle = ">=2.11.0,<2.12.0"
-pyflakes = ">=3.2.0,<3.3.0"
-
 [[package]]
 name = "h11"
 version = "0.14.0"
@@ -336,17 +320,6 @@ files = [
     {file = "mccabe-0.6.1.tar.gz", hash = "sha256:dd8d182285a0fe56bace7f45b5e7d1a6ebcbf524e8f3bd87eb0f125271b8831f"},
 ]
 
-[[package]]
-name = "mccabe"
-version = "0.7.0"
-description = "McCabe checker, plugin for flake8"
-optional = false
-python-versions = ">=3.6"
-files = [
-    {file = "mccabe-0.7.0-py2.py3-none-any.whl", hash = "sha256:6c2d30ab6be0e4a46919781807b4f0d834ebdd6c6e3dca0bda5a15f863427b6e"},
-    {file = "mccabe-0.7.0.tar.gz", hash = "sha256:348e0240c33b60bbdf4e523192ef919f28cb2c3d7d5c7794f74009290f236325"},
-]
-
 [[package]]
 name = "methoddispatch"
 version = "3.0.2"
@@ -508,17 +481,6 @@ files = [
     {file = "pycodestyle-2.7.0.tar.gz", hash = "sha256:c389c1d06bf7904078ca03399a4816f974a1d590090fecea0c63ec26ebaf1cef"},
 ]
 
-[[package]]
-name = "pycodestyle"
-version = "2.11.1"
-description = "Python style guide checker"
-optional = false
-python-versions = ">=3.8"
-files = [
-    {file = "pycodestyle-2.11.1-py2.py3-none-any.whl", hash = "sha256:44fe31000b2d866f2e41841b18528a505fbd7fef9017b04eff4e2648a0fadc67"},
-    {file = "pycodestyle-2.11.1.tar.gz", hash = "sha256:41ba0e7afc9752dfb53ced5489e89f8186be00e599e712660695b7a75ff2663f"},
-]
-
 [[package]]
 name = "pycrypto"
 version = "2.6.1"
@@ -612,17 +574,6 @@ files = [
     {file = "pyflakes-2.3.1.tar.gz", hash = "sha256:f5bc8ecabc05bb9d291eb5203d6810b49040f6ff446a756326104746cc00c1db"},
 ]
 
-[[package]]
-name = "pyflakes"
-version = "3.2.0"
-description = "passive checker of Python programs"
-optional = false
-python-versions = ">=3.8"
-files = [
-    {file = "pyflakes-3.2.0-py2.py3-none-any.whl", hash = "sha256:84b5be138a2dfbb40689ca07e2152deb896a65c3a3e24c251c5c62489568074a"},
-    {file = "pyflakes-3.2.0.tar.gz", hash = "sha256:1c61603ff154621fb2a9172037d84dca3500def8c8b630657d1701f026f8af3f"},
-]
-
 [[package]]
 name = "pytest"
 version = "7.4.4"
@@ -894,4 +845,4 @@ oldcrypto = ["pycrypto"]
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.7"
-content-hash = "3601977c324158d357c83233005d511b66479053db17acff10f12484e0d1f23f"
+content-hash = "d59b84bbc5df77793003f49b4fe3d3efffae77c83174777cea2ad9f82b0ab8d1"
diff --git a/pyproject.toml b/pyproject.toml
index 1c3e3d3a..1c1a651e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -52,10 +52,7 @@ pytest = "^7.1"
 mock = "^4.0.3"
 pep8-naming = "^0.4.1"
 pytest-cov = "^2.4"
-flake8=[
-  { version = "3.9.2", python = "~3.7" },
-  { version = "7.0.0", python = "^3.8" }
-]
+flake8="^3.9.2"
 pytest-xdist = "^1.15"
 respx = "^0.20.0"
 importlib-metadata = "^4.12"