diff --git a/notebooks/30_spatial-verus-spectral.ipynb b/notebooks/30_spatial-verus-spectral.ipynb
index 501bff0..63bd8d5 100644
--- a/notebooks/30_spatial-verus-spectral.ipynb
+++ b/notebooks/30_spatial-verus-spectral.ipynb
@@ -734,26 +734,6 @@
     "* Add option to select base64 encoding or python matplotlib?\n",
     "* Would be better to create a separate package (one day)"
    ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "metadata": {},
-   "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "skimage: 0.20.0\n",
-      "\n"
-     ]
-    }
-   ],
-   "source": [
-    "#|hide \n",
-    "from watermark import watermark \n",
-    "print(watermark(packages='skimage'))"
-   ]
   }
  ],
  "metadata": {