diff --git a/pdm.lock b/pdm.lock
index 5e2915c..8bb1218 100644
--- a/pdm.lock
+++ b/pdm.lock
@@ -5,7 +5,7 @@
 groups = ["default", "test", "docs", "dev"]
 strategy = ["cross_platform"]
 lock_version = "4.4"
-content_hash = "sha256:d28619aadd3a444b9962be8c1fcde33a248ae6e00302bb2a1914cd752fc6d7d1"
+content_hash = "sha256:848ce47f3f300af75b678c47428cd88f980a59b3b7135cb09ba4e6a8c290513b"
 
 [[package]]
 name = "anyio"
@@ -458,6 +458,21 @@ files = [
     {file = "fastjsonschema-2.18.1.tar.gz", hash = "sha256:06dc8680d937628e993fa0cd278f196d20449a1adc087640710846b324d422ea"},
 ]
 
+[[package]]
+name = "flake8"
+version = "6.1.0"
+requires_python = ">=3.8.1"
+summary = "the modular source code checker: pep8 pyflakes and co"
+dependencies = [
+    "mccabe<0.8.0,>=0.7.0",
+    "pycodestyle<2.12.0,>=2.11.0",
+    "pyflakes<3.2.0,>=3.1.0",
+]
+files = [
+    {file = "flake8-6.1.0-py2.py3-none-any.whl", hash = "sha256:ffdfce58ea94c6580c77888a86506937f9a1a227dfcd15f245d694ae20a6b6e5"},
+    {file = "flake8-6.1.0.tar.gz", hash = "sha256:d5b3857f07c030bdb5bf41c7f53799571d75c4491748a3adcd47de929e34cd23"},
+]
+
 [[package]]
 name = "fonttools"
 version = "4.44.0"
@@ -1179,6 +1194,16 @@ files = [
     {file = "matplotlib_inline-0.1.6-py3-none-any.whl", hash = "sha256:f1f41aab5328aa5aaea9b16d083b128102f8712542f819fe7e6a420ff581b311"},
 ]
 
+[[package]]
+name = "mccabe"
+version = "0.7.0"
+requires_python = ">=3.6"
+summary = "McCabe checker, plugin for flake8"
+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 = "mdit-py-plugins"
 version = "0.4.0"
@@ -1765,6 +1790,16 @@ files = [
     {file = "pure_eval-0.2.2.tar.gz", hash = "sha256:2b45320af6dfaa1750f543d714b6d1c520a1688dec6fd24d339063ce0aaa9ac3"},
 ]
 
+[[package]]
+name = "pycodestyle"
+version = "2.11.1"
+requires_python = ">=3.8"
+summary = "Python style guide checker"
+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 = "pycparser"
 version = "2.21"
@@ -1775,6 +1810,16 @@ files = [
     {file = "pycparser-2.21.tar.gz", hash = "sha256:e644fdec12f7872f86c58ff790da456218b10f863970249516d60a5eaca77206"},
 ]
 
+[[package]]
+name = "pyflakes"
+version = "3.1.0"
+requires_python = ">=3.8"
+summary = "passive checker of Python programs"
+files = [
+    {file = "pyflakes-3.1.0-py2.py3-none-any.whl", hash = "sha256:4132f6d49cb4dae6819e5379898f2b8cce3c5f23994194c24b77d5da2e36f774"},
+    {file = "pyflakes-3.1.0.tar.gz", hash = "sha256:a0aae034c444db0071aa077972ba4768d40c830d9539fd45bf4cd3f8f6992efc"},
+]
+
 [[package]]
 name = "pygments"
 version = "2.16.1"
diff --git a/pyproject.toml b/pyproject.toml
index eb89d3b..8727e5c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -18,6 +18,7 @@ license = {text = "GNU-GPLv3"}
 [project.optional-dependencies]
 test = [
     "pytest>=7.4.3",
+    "flake8>=6.1.0",
 ]
 docs = [
     "jupyter>=1.0.0",