diff --git a/Web_based_UI_for_Stable_Diffusion_colab.ipynb b/Web_based_UI_for_Stable_Diffusion_colab.ipynb
index 3da0d84..c0a1500 100644
--- a/Web_based_UI_for_Stable_Diffusion_colab.ipynb
+++ b/Web_based_UI_for_Stable_Diffusion_colab.ipynb
@@ -265,7 +265,9 @@
     {
       "cell_type": "markdown",
       "source": [
-        "# Config options for Colab instance"
+        "# Config options for Colab instance\n",
+        "> Before running, make sure GPU backend is enabled. (Unless you plan on generating with Stable Horde)\n",
+        ">> Runtime -> Change runtime type -> Hardware Accelerator -> GPU (Make sure to  save)"
       ],
       "metadata": {
         "id": "iegma7yteERV"
@@ -549,4 +551,4 @@
       "outputs": []
     }
   ]
-}
\ No newline at end of file
+}