diff --git a/docs/notebooks/modelbuilder_example.ipynb b/docs/notebooks/modelbuilder_example.ipynb
index 3d714a4b6..5d8f92a36 100644
--- a/docs/notebooks/modelbuilder_example.ipynb
+++ b/docs/notebooks/modelbuilder_example.ipynb
@@ -873,7 +873,7 @@
    ],
    "source": [
     "nproc = 1 # number of processes\n",
-    "dimrset_folder = r\"c:\\Program Files\\Deltares\\Delft3D FM Suite 2023.03 HMWQ\\plugins\\DeltaShell.Dimr\\kernels\" #alternatively r\"p:\\d-hydro\\dimrset\\weekly\\2.25.17.78708\"\n",
+    "dimrset_folder = None # alternatively r\"c:\\Program Files\\Deltares\\Delft3D FM Suite 2023.03 HMWQ\\plugins\\DeltaShell.Dimr\\kernels\" #alternatively r\"p:\\d-hydro\\dimrset\\weekly\\2.25.17.78708\"\n",
     "dfmt.create_model_exec_files(file_mdu=mdu_file, nproc=nproc, dimrset_folder=dimrset_folder)\n"
    ]
   },