diff --git a/lecture_material/16-viz-1/vis_1.ipynb b/lecture_material/16-viz-1/vis_1.ipynb
index 39831936ea552af45cf83c5d0612739042220c50..938f9d15423b99278bcfc47ce6ae8c6ef5f9cd10 100644
--- a/lecture_material/16-viz-1/vis_1.ipynb
+++ b/lecture_material/16-viz-1/vis_1.ipynb
@@ -749,7 +749,6 @@
     "    \n",
     "### More patches\n",
     "- `plt.Line2D((<x1>, <x2>), (<y1>, <y2>)))`\n",
-    "- `matplotlib.patches.FancyArrowPatch((<x1>, <y1>), (<x2>, (<y2>))`\n",
     "- `plt.Rectangle((<x>,<y>), <width>, <height>)`"
    ]
   },
@@ -857,6 +856,14 @@
     "\n",
     "df"
    ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "d89197d9-2e45-4300-97d7-ed8f11431602",
+   "metadata": {},
+   "outputs": [],
+   "source": []
   }
  ],
  "metadata": {
diff --git a/lecture_material/16-viz-1/vis_1_lec_001.ipynb b/lecture_material/16-viz-1/vis_1_lec_001.ipynb
index e60ae70dc5342eb799e6e9d040f804bf4a880e69..32e30b2179fc2a5e5178d269740542a3886f7563 100644
--- a/lecture_material/16-viz-1/vis_1_lec_001.ipynb
+++ b/lecture_material/16-viz-1/vis_1_lec_001.ipynb
@@ -466,7 +466,6 @@
     "    \n",
     "### More patches\n",
     "- `plt.Line2D((<x1>, <x2>), (<y1>, <y2>)))`\n",
-    "- `matplotlib.patches.FancyArrowPatch((<x1>, <y1>), (<x2>, (<y2>))`\n",
     "- `plt.Rectangle((<x>,<y>), <width>, <height>)`"
    ]
   },
diff --git a/lecture_material/16-viz-1/vis_1_lec_002.ipynb b/lecture_material/16-viz-1/vis_1_lec_002.ipynb
index e60ae70dc5342eb799e6e9d040f804bf4a880e69..32e30b2179fc2a5e5178d269740542a3886f7563 100644
--- a/lecture_material/16-viz-1/vis_1_lec_002.ipynb
+++ b/lecture_material/16-viz-1/vis_1_lec_002.ipynb
@@ -466,7 +466,6 @@
     "    \n",
     "### More patches\n",
     "- `plt.Line2D((<x1>, <x2>), (<y1>, <y2>)))`\n",
-    "- `matplotlib.patches.FancyArrowPatch((<x1>, <y1>), (<x2>, (<y2>))`\n",
     "- `plt.Rectangle((<x>,<y>), <width>, <height>)`"
    ]
   },