diff --git a/flake.nix b/flake.nix
index 43e1cc7b0..d686d39f3 100644
--- a/flake.nix
+++ b/flake.nix
@@ -188,7 +188,7 @@ rec {
               cargo doc --workspace
 
               pushd nemo-python
-                pycodestyle . --max-line-length 90
+                pycodestyle .
                 VENV="$(mktemp -d)"
                 python3 -m venv "''${VENV}"
                 # shellcheck disable=SC1091
diff --git a/nemo-python/pyproject.toml b/nemo-python/pyproject.toml
index 62e874c7a..aba434309 100644
--- a/nemo-python/pyproject.toml
+++ b/nemo-python/pyproject.toml
@@ -16,4 +16,4 @@ classifiers = [
 features = ["pyo3/extension-module"]
 
 [tool.black]
-line-length = 79
+line-length = 90
diff --git a/nemo-python/setup.cfg b/nemo-python/setup.cfg
new file mode 100644
index 000000000..970944103
--- /dev/null
+++ b/nemo-python/setup.cfg
@@ -0,0 +1,2 @@
+[pycodestyle]
+max-line-length = 90