diff --git a/pyproject.toml b/pyproject.toml
index 39a72340..df55fc19 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -50,11 +50,10 @@ matplotlib = { version = "3.5.3", optional = true }
 debug_images = ["opencv-python-headless", "matplotlib"]
 
 [tool.poetry.dev-dependencies]
+prospector = { extras = ["with_bandit", "with_mypy", "with_pyroma"], version = "1.7.7" }
 pytest = "7.1.2"
 pytest-profiling = "1.7.0"
 coverage = "6.4.2"
-prospector = { extras = ["with_bandit", "with_mypy", "with_pyroma"], version = "1.7.7" }
-flake8 = "4.0.1"
 
 [build-system]
 requires = ["poetry-core>=1.0.0", "poetry-dynamic-versioning", "poetry-plugin-tweak-dependencies-version"]