diff --git a/docs/examples/scatter-selector.ipynb b/docs/examples/scatter-selector.ipynb
index ac0d3bd..e450555 100644
--- a/docs/examples/scatter-selector.ipynb
+++ b/docs/examples/scatter-selector.ipynb
@@ -36,7 +36,6 @@
     "\n",
     "import mpl_interactions.ipyplot as iplt\n",
     "from mpl_interactions import indexer, panhandler, zoom_factory\n",
-    "from mpl_interactions.utils import indexer\n",
     "from mpl_interactions.widgets import scatter_selector_index"
    ]
   },
@@ -57,7 +56,6 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "\n",
     "with open(\"data/stock-metadata.pickle\", \"rb\") as f:\n",
     "    meta = pickle.load(f)\n",
     "prices = np.load(\"data/stock-prices.npz\")[\"prices\"]\n",
@@ -167,6 +165,7 @@
     "# Download the data from https://www.kaggle.com/camnugent/sandp500\n",
     "# and save it into a folder named `data`\n",
     "import glob\n",
+    "import pickle\n",
     "\n",
     "test = np.loadtxt(\"data/A_data.csv\", delimiter=\",\", skiprows=1, usecols=1)\n",
     "sp500_glob = glob.glob(\n",
@@ -182,7 +181,7 @@
     "    try:\n",
     "        prices[i] = np.loadtxt(f, delimiter=\",\", skiprows=1, usecols=1)\n",
     "        prices_good.append(True)\n",
-    "    except:\n",
+    "    except:  # noqa\n",
     "        fails.append(fname.split(\"_\")[0])\n",
     "        prices_good.append(False)\n",
     "        pass\n",
@@ -197,19 +196,18 @@
     "good_names = []\n",
     "primary = []\n",
     "secondary = []\n",
-    "good_idx = np.zeros(real_names.shape[0], dtype=bool)\n",
-    "for i, name in enumerate(real_names):\n",
+    "good_idx = np.zeros(arr.shape[0], dtype=bool)\n",
+    "for i, name in enumerate(arr):\n",
     "    try:\n",
     "        info = name_dict[name]\n",
     "        good_idx[i] = True\n",
     "        good_names.append(info[0])\n",
     "        primary.append(info[1])\n",
     "        secondary.append(info[2])\n",
-    "    except:\n",
+    "    except KeyError:\n",
     "        pass\n",
     "psector_dict = {val: i for i, val in enumerate(np.unique(primary))}\n",
     "data_colors = np.array([psector_dict[val] for val in primary], dtype=int)\n",
-    "import pickle\n",
     "\n",
     "meta = {\n",
     "    \"good_idx\": good_idx,\n",
@@ -224,7 +222,7 @@
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "mpl-ext-dev",
    "language": "python",
    "name": "python3"
   },
@@ -239,6 +237,11 @@
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
    "version": "3.11.0"
+  },
+  "vscode": {
+   "interpreter": {
+    "hash": "55dd65db90870e4ef86f9b4099f0eeaeed6e43259b5e360e26f77b1862bc7b1c"
+   }
   }
  },
  "nbformat": 4,
diff --git a/pyproject.toml b/pyproject.toml
index dd362c5..87ffc6f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -33,7 +33,8 @@ addopts = [
 # https://github.com/charliermarsh/ruff
 [tool.ruff]
 line-length = 100
-target-version = "py38"
+
+[tool.ruff.lint]
 extend-select = [
     "E",    # style errors
     "F",    # flakes
@@ -42,11 +43,11 @@ extend-select = [
     "U",    # pyupgrade
     # "N",  # pep8-naming
     # "S",  # bandit
-    "C",    # flake8-comprehensions
-    "B",    # flake8-bugbear
-    "A001", # flake8-builtins
-    "RUF",  # ruff-specific rules
-    "M001", # Unused noqa directive
+    "C",      # flake8-comprehensions
+    "B",      # flake8-bugbear
+    "A001",   # flake8-builtins
+    "RUF",    # ruff-specific rules
+    "RUF100", # Unused noqa directive
 ]
 extend-ignore = [
     "D100", # Missing docstring in public module
@@ -60,9 +61,10 @@ extend-ignore = [
 ]
 
 
-[tool.ruff.per-file-ignores]
+[tool.ruff.lint.per-file-ignores]
 "tests/*.py" = ["D"]
 "__init__.py" = ["E402", "F403", "D104"]
 "docs/conf.py" = ["A001", "C901", "D200", "D400", "D415"]
 "docs/examples/**/*.py" = ["D400", "D415", "D205", "D103"]
-"mpl_interactions/ipyplot.py" = ["F401"]
+"docs/examples/**/*.ipynb" = ["D400", "D415", "D205", "D103", "F811", "E402"]
+"ipyplot.py" = ["F401"]
diff --git a/setup.cfg b/setup.cfg
index abc8890..303353f 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -78,12 +78,3 @@ dev =
     pre-commit
     sphinx-autobuild
     tox >= 1.9  # for skip_install, use_develop
-
-[flake8]
-max-line-length = 88
-docstring-convention = numpy
-ignore = D100, D213, D401, D413, D107, W503, E501, E231, W291
-per-file-ignores =
-    */__init__.py: F401, F403
-    mpl_interactions/ipyplot.py: F401
-    tests/test_pyplot.py: F811