diff --git a/test/Hina_Modified_Realtime_Voice_Changer_on_Colab.ipynb b/test/Hina_Modified_Realtime_Voice_Changer_on_Colab.ipynb
index bbdd2221..e4c2f156 100644
--- a/test/Hina_Modified_Realtime_Voice_Changer_on_Colab.ipynb
+++ b/test/Hina_Modified_Realtime_Voice_Changer_on_Colab.ipynb
@@ -250,6 +250,7 @@
         "\n",
         "#@markdown **5** - *(optional)* Other options:\n",
         "ClearConsole = True  # @param {type:\"boolean\"}\n",
+        "Play_Notification = True  # @param {type:\"boolean\"}\n",
         "\n",
         "# ---------------------------------\n",
         "# DO NOT TOUCH ANYTHING DOWN BELOW!\n",
@@ -273,6 +274,10 @@
         "public_url = ngrokConnection.public_url\n",
         "\n",
         "from IPython.display import clear_output\n",
+        "from IPython.display import Audio, display\n",
+        "def play_notification_sound():\n",
+        "    display(Audio(url='https://raw.githubusercontent.com/hinabl/rmvpe-ai-kaggle/main/custom/audios/notif.mp3', autoplay=True))\n",
+        "\n",
         "\n",
         "def wait_for_server():\n",
         "    while True:\n",
@@ -288,6 +293,8 @@
         "    print(\"Your server is available at:\")\n",
         "    print(public_url)\n",
         "    print(\"---------------------------------\")\n",
+        "    if Play_Notification==True:\n",
+        "      play_notification_sound()\n",
         "\n",
         "threading.Thread(target=wait_for_server, daemon=True).start()\n",
         "\n",