diff --git a/docs/notebooks/nautilus_navigator.ipynb b/docs/notebooks/nautilus_navigator.ipynb
index 79a26ce..297405b 100644
--- a/docs/notebooks/nautilus_navigator.ipynb
+++ b/docs/notebooks/nautilus_navigator.ipynb
@@ -15,7 +15,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 1,
    "metadata": {
     "scrolled": true
    },
@@ -51,8 +51,8 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "<desdeo_mcdm.interactive.NautilusNavigator.NautilusNavigatorRequest object at 0x7f162ed7dd90>\n",
-      "dict_keys(['message', 'ideal', 'nadir', 'reachable_lb', 'reachable_ub', 'reachable_idx', 'step_number', 'steps_remaining', 'distance', 'allowed_speeds', 'current_speed', 'navigation_point'])\n"
+      "<desdeo_mcdm.interactive.NautilusNavigator.NautilusNavigatorRequest object at 0x7fca70bdfac0>\n",
+      "dict_keys(['message', 'ideal', 'nadir', 'reachable_lb', 'reachable_ub', 'user_bounds', 'reachable_idx', 'step_number', 'steps_remaining', 'distance', 'allowed_speeds', 'current_speed', 'navigation_point'])\n"
      ]
     }
    ],
@@ -83,7 +83,7 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "Please supply aspirations levels for each objective between the upper and lower bounds as `reference_point`. Specify a speed between 1-5 as `speed`. If going to a previous step is desired, please set `go_to_previous` to True, otherwise it should be False. Lastly, if stopping is desired, `stop` should be True, otherwise it should be set to False.\n"
+      "Please supply aspirations levels for each objective between the upper and lower bounds as `reference_point`. Specify a speed between 1-5 as `speed`. If going to a previous step is desired, please set `go_to_previous` to True, otherwise it should be False. Bounds for one or more objectives may also be specified as 'user_bounds'; when navigating,the value of the objectives present in the navigation points will not exceed the valuesspecified in 'user_bounds'.Lastly, if stopping is desired, `stop` should be True, otherwise it should be set to False.\n"
      ]
     }
    ],
@@ -119,7 +119,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 5,
+   "execution_count": 7,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -128,7 +128,7 @@
     "stop = False\n",
     "speed = 1\n",
     "\n",
-    "response = dict(reference_point=reference_point, go_to_previous=False, stop=False, speed=1)"
+    "response = dict(reference_point=reference_point, go_to_previous=False, stop=False, speed=1, user_bounds=[None, None])"
    ]
   },
   {
@@ -140,7 +140,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 6,
+   "execution_count": 8,
    "metadata": {},
    "outputs": [
     {
@@ -171,7 +171,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 7,
+   "execution_count": 9,
    "metadata": {},
    "outputs": [
     {
@@ -207,7 +207,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 8,
+   "execution_count": 10,
    "metadata": {},
    "outputs": [
     {
@@ -241,7 +241,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 9,
+   "execution_count": 11,
    "metadata": {},
    "outputs": [
     {
@@ -293,7 +293,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 10,
+   "execution_count": 12,
    "metadata": {},
    "outputs": [
     {
@@ -318,20 +318,13 @@
    "source": [
     "When finished navigating, the method will return the index of the reached solution based on the supplied Pareto front. It is assumed that if decision variables also exist for the problem, they are stored elsewhere. The final index returned can then be used to find the corresponding decision variables to the found solution in objective space."
    ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "metadata": {},
-   "outputs": [],
-   "source": []
   }
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "desdeo-mcdm3.9",
+   "display_name": "mcdm_sep",
    "language": "python",
-   "name": "desdeo-mcdm3.9"
+   "name": "mcdm_sep"
   },
   "language_info": {
    "codemirror_mode": {
@@ -343,9 +336,9 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.5"
+   "version": "3.9.10"
   }
  },
  "nbformat": 4,
- "nbformat_minor": 2
+ "nbformat_minor": 4
 }