diff --git a/openmm_rbfe/OpenFE_showcase_1_RBFE_of_T4lysozyme.ipynb b/openmm_rbfe/OpenFE_showcase_1_RBFE_of_T4lysozyme.ipynb
index 489d6d2..5cd47fd 100644
--- a/openmm_rbfe/OpenFE_showcase_1_RBFE_of_T4lysozyme.ipynb
+++ b/openmm_rbfe/OpenFE_showcase_1_RBFE_of_T4lysozyme.ipynb
@@ -44,7 +44,7 @@
     "if \"COLAB_RELEASE_TAG\" in os.environ:\n",
     "    !pip install -q condacolab\n",
     "    import condacolab\n",
-    "    condacolab.install_from_url(\"https://github.com/OpenFreeEnergy/openfe/releases/download/v1.0.0/OpenFEforge-1.0.0-Linux-x86_64.sh\")"
+    "    condacolab.install_from_url(\"https://github.com/OpenFreeEnergy/openfe/releases/download/v1.7.0/OpenFEforge-1.7.0-Linux-x86_64.sh\")"
    ]
   },
   {
@@ -885,6 +885,7 @@
     "\n",
     "rbfe_settings.simulation_settings.equilibration_length = 10 * unit.picosecond\n",
     "rbfe_settings.simulation_settings.production_length = 50 * unit.picosecond\n",
+    "rbfe_settings.engine_settings.gpu_device_index = None  # default is to require CUDA, None allows for falling back to OpenCL or CPU\n",
     "\n",
     "pprint(rbfe_settings.simulation_settings.dict())"
    ]