diff --git a/examples/Calculating Strain via Voxelization.ipynb b/examples/Calculating Strain via Voxelization.ipynb
index c36a086..923e202 100644
--- a/examples/Calculating Strain via Voxelization.ipynb	
+++ b/examples/Calculating Strain via Voxelization.ipynb	
@@ -67,7 +67,9 @@
     "\n",
     "    match = re.match('^Lattice=\".*\"', header)\n",
     "    boxstring = match.group(0)\n",
-    "    boxes.append(np.array(str.split(boxstring[9:-1]), dtype=np.float).reshape((3, 3)).T)\n",
+    "    boxes.append(\n",
+    "        np.array(str.split(boxstring[9:-1]), dtype=np.float32).reshape((3, 3)).T\n",
+    "    )\n",
     "    ff.close()\n",
     "\n",
     "# find the average box\n",
@@ -226,7 +228,7 @@
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3",
+   "display_name": "Python 3 (ipykernel)",
    "language": "python",
    "name": "python3"
   },
@@ -240,7 +242,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.3"
+   "version": "3.10.10"
   },
   "widgets": {
    "state": {
diff --git a/examples/Visualizing 3D Voronoi and Voxelization.ipynb b/examples/Visualizing 3D Voronoi and Voxelization.ipynb
index 79fa5d1..10de92f 100644
--- a/examples/Visualizing 3D Voronoi and Voxelization.ipynb	
+++ b/examples/Visualizing 3D Voronoi and Voxelization.ipynb	
@@ -210,7 +210,7 @@
    "outputs": [],
    "source": [
     "aq = freud.AABBQuery(box, positions)\n",
-    "voxel_neighbors = -np.ones(len(cubic_grid), dtype=np.int)\n",
+    "voxel_neighbors = -np.ones(len(cubic_grid), dtype=np.int32)\n",
     "for i, j, distance in aq.query(cubic_grid, {\"num_neighbors\": 1}):\n",
     "    voxel_neighbors[i] = j"
    ]
@@ -246,7 +246,7 @@
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3",
+   "display_name": "Python 3 (ipykernel)",
    "language": "python",
    "name": "python3"
   },
@@ -260,7 +260,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.3"
+   "version": "3.10.10"
   }
  },
  "nbformat": 4,