diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 9a8eb3d90..c16a2b34c 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -7,7 +7,7 @@ ci:
 repos:
   # Autoformat and linting, misc. details
   - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v4.6.0
+    rev: v5.0.0
     hooks:
       - id: forbid-new-submodules
       - id: end-of-file-fixer
@@ -25,12 +25,12 @@ repos:
 
   # Autoformat: Python code
   - repo: https://github.com/psf/black
-    rev: 24.4.2
+    rev: 24.10.0
     hooks:
       - id: black
 
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.4.7
+    rev: v0.8.1
     hooks:
       - id: ruff
         args: ['--fix']
diff --git a/notebooks/bokeh.ipynb b/notebooks/bokeh.ipynb
index 387c70189..796857970 100644
--- a/notebooks/bokeh.ipynb
+++ b/notebooks/bokeh.ipynb
@@ -99,7 +99,6 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "import os\n",
     "from urllib.parse import urlparse\n",
     "\n",
     "url = urlparse(os.environ.get(\"VOILA_REQUEST_URL\"))\n",
diff --git a/notebooks/dashboard.ipynb b/notebooks/dashboard.ipynb
index cf0c2bce7..b99a8eac4 100644
--- a/notebooks/dashboard.ipynb
+++ b/notebooks/dashboard.ipynb
@@ -77,7 +77,6 @@
    "source": [
     "import numpy as np\n",
     "from bqplot import pyplot as plt\n",
-    "import bqplot\n",
     "\n",
     "fig = plt.figure( title='Line Chart')\n",
     "np.random.seed(0)\n",
diff --git a/notebooks/ipympl.ipynb b/notebooks/ipympl.ipynb
index 64da94d89..4b70f2849 100644
--- a/notebooks/ipympl.ipynb
+++ b/notebooks/ipympl.ipynb
@@ -16,7 +16,6 @@
    "outputs": [],
    "source": [
     "%matplotlib widget\n",
-    "import ipympl\n",
     "\n",
     "import numpy as np\n",
     "import matplotlib.pyplot as plt\n",
diff --git a/notebooks/mimerenderers.ipynb b/notebooks/mimerenderers.ipynb
index 1ddf44ed9..143ba6201 100644
--- a/notebooks/mimerenderers.ipynb
+++ b/notebooks/mimerenderers.ipynb
@@ -9,7 +9,7 @@
    "source": [
     "from IPython.display import display\n",
     "from IPython.display import (\n",
-    "    HTML, Image, Latex, Math, Markdown, SVG\n",
+    "    HTML, Image, Latex, Markdown, SVG\n",
     ")"
    ]
   },
@@ -283,7 +283,6 @@
    "outputs": [],
    "source": [
     "from IPython.display import display\n",
-    "import pandas as pd\n",
     "\n",
     "def Vega(spec):\n",
     "    bundle = {}\n",
diff --git a/notebooks/yaml.ipynb b/notebooks/yaml.ipynb
index 7f3fb2d6f..6cd430bba 100644
--- a/notebooks/yaml.ipynb
+++ b/notebooks/yaml.ipynb
@@ -7,8 +7,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "from IPython.display import Markdown, clear_output\n",
-    "from ipywidgets import ToggleButton, Output\n",
+    "from IPython.display import Markdown\n",
     "import json\n",
     "import yaml\n",
     "\n",