diff --git a/artel/.flake8 b/artel/.flake8
deleted file mode 100644
index 40f60cf..0000000
--- a/artel/.flake8
+++ /dev/null
@@ -1,2 +0,0 @@
-[flake8]
-max-doc-length = 72
diff --git a/artel/.vscode/settings.json b/artel/.vscode/settings.json
deleted file mode 100644
index 1f5c709..0000000
--- a/artel/.vscode/settings.json
+++ /dev/null
@@ -1,4 +0,0 @@
-{
-    "python.linting.flake8Enabled": true,
-    "python.linting.enabled": true
-}
diff --git a/artel/pyproject.toml b/artel/pyproject.toml
index 932a835..03cc4cf 100644
--- a/artel/pyproject.toml
+++ b/artel/pyproject.toml
@@ -1,5 +1,8 @@
+[tool.flake8]
+max-line-length = 120
+
 [tool.black]
-line-length = 79
+line-length = 119
 
 [tool.isort]
 profile = "black"
diff --git a/artel/requirements_def.txt b/artel/requirements_dev.txt
similarity index 55%
rename from artel/requirements_def.txt
rename to artel/requirements_dev.txt
index 11e5527..54eda76 100644
--- a/artel/requirements_def.txt
+++ b/artel/requirements_dev.txt
@@ -1,2 +1,4 @@
 FLAKE8>=6.0.0
 pre-commit>=3.3.1
+isort>=5.12
+black>=23.3.0