diff --git a/poetry.lock b/poetry.lock
index 91e18e68..3413f4d9 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -629,7 +629,7 @@ diagrams = ["jinja2", "railroad-diagrams"]
 
 [[package]]
 name = "pyproject-flake8"
-version = "0.0.1a2"
+version = "0.0.1a3"
 description = "pyproject-flake8 (`pflake8`), a monkey patching wrapper to connect flake8 with pyproject.toml configuration"
 category = "dev"
 optional = false
@@ -637,7 +637,7 @@ python-versions = "*"
 
 [package.dependencies]
 flake8 = "*"
-toml = "*"
+tomli = {version = "*", markers = "python_version < \"3.11.0a7\""}
 
 [[package]]
 name = "pytest"
@@ -1275,8 +1275,8 @@ pyparsing = [
     {file = "pyparsing-3.0.7.tar.gz", hash = "sha256:18ee9022775d270c55187733956460083db60b37d0d0fb357445f3094eed3eea"},
 ]
 pyproject-flake8 = [
-    {file = "pyproject-flake8-0.0.1a2.tar.gz", hash = "sha256:bdeca37f78ecd34bd64a49d3657d53d099f5445831071a31c46e1fe20cd61461"},
-    {file = "pyproject_flake8-0.0.1a2-py2.py3-none-any.whl", hash = "sha256:e61ed1dc088e9f9f8a7170967ac4ec135acfef3a59ab9738c7b58cc11f294a7e"},
+    {file = "pyproject-flake8-0.0.1a3.tar.gz", hash = "sha256:4e3e704c639e61d9ab75aadf44dbf31a07281035896ad7d725ed7f386fd79674"},
+    {file = "pyproject_flake8-0.0.1a3-py2.py3-none-any.whl", hash = "sha256:1f434780791df82e9ca2358f4c542a2b2fdd3a77e666a6ad3f60a6a1464da4e2"},
 ]
 pytest = [
     {file = "pytest-7.1.1-py3-none-any.whl", hash = "sha256:92f723789a8fdd7180b6b06483874feca4c48a5c76968e03bb3e7f806a1869ea"},