diff --git a/usage/code_generation.ipynb b/usage/code_generation.ipynb
index c476ab0..f4fa41f 100644
--- a/usage/code_generation.ipynb
+++ b/usage/code_generation.ipynb
@@ -6,7 +6,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "%run forward_dynamics_example.ipynb"
+    "%run forward_simulation.ipynb"
    ]
   },
   {
@@ -34,8 +34,8 @@
    ],
    "source": [
     "# c , cpp or matlab code generation for forward dynamics\n",
-    "F.generate(\"Vnext.c\")\n",
-    "os.system(f\"gcc -fPIC -shared Vnext.c -o libVnext.so\")"
+    "Fsim.generate(\"Vnext.c\")\n",
+    "os.system(f\"gcc -fPIC -shared Vnext.c -o libUV_xnext.so\")"
    ]
   },
   {
@@ -62,7 +62,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.6"
+   "version": "3.10.12"
   }
  },
  "nbformat": 4,
diff --git a/usage/forward_simulation.ipynb b/usage/forward_simulation.ipynb
index e64ff88..520380a 100644
--- a/usage/forward_simulation.ipynb
+++ b/usage/forward_simulation.ipynb
@@ -53,7 +53,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.6"
+   "version": "3.10.12"
   }
  },
  "nbformat": 4,