diff --git a/Image_Segmentation.ipynb b/Image_Segmentation.ipynb
index c29186c..409ecab 100644
--- a/Image_Segmentation.ipynb
+++ b/Image_Segmentation.ipynb
@@ -228,6 +228,26 @@
     "    pathlib.PosixPath = pathlib.WindowsPath"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "id": "aee58789",
+   "metadata": {},
+   "source": [
+    "### Note for Colab users\n",
+    "\n",
+    "Google Colab doesn't come with cartopy installed by default. Uncomment the cell below to rectify this."
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "d7523518",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# pip install cartopy"
+   ]
+  },
   {
    "cell_type": "markdown",
    "id": "07f5b1d9-bef4-423f-aa3f-38069379ee92",