diff --git a/devtools/conda-envs/examples_env.yml b/devtools/conda-envs/examples_env.yml
index 8d287c8b1..26dab57f3 100644
--- a/devtools/conda-envs/examples_env.yml
+++ b/devtools/conda-envs/examples_env.yml
@@ -3,7 +3,7 @@ channels:
   - conda-forge
 dependencies:
   - pip
-  - python=3.10
+  - python=3.11
   - jupyterlab>=4
   - ipywidgets>=8
   # Cookbook
@@ -23,8 +23,8 @@ dependencies:
   - lammps
   - rich
   - jax
-  - parmed <4
+  - parmed
   - nglview ~=3.0.6
   - psi4
-  # New versions of torchdata require new versions of PyTorch which are not supported by DGL
-  - torchdata<=0.10.0
+  # torchdata.datapipes was removed in 0.10.0
+  - torchdata<=0.9.0
diff --git a/source/_ext/cookbook/globals_.py b/source/_ext/cookbook/globals_.py
index d0b274c7d..f3c071021 100644
--- a/source/_ext/cookbook/globals_.py
+++ b/source/_ext/cookbook/globals_.py
@@ -92,7 +92,9 @@
 """
 
 # ".*/experimental/.*",
-OPTIONAL_NOTEBOOKS: list[str] = list()
+OPTIONAL_NOTEBOOKS: list[str] = [
+    "openforcefield/openff-toolkit/external/swap_amber_parameters/swap_existing_ligand_parameters.ipynb",
+]
 """
 Notebooks whose execution failure will not cause notebook processing to fail.
 
diff --git a/source/_ext/proc_examples.py b/source/_ext/proc_examples.py
index 6c30b3b45..88a181d23 100644
--- a/source/_ext/proc_examples.py
+++ b/source/_ext/proc_examples.py
@@ -163,7 +163,7 @@ def create_colab_notebook(src: Path, cache_branch: str):
         cell_type="code",
         source=[
             "# Execute this cell to make this notebook's dependencies available",
-            "!pip install -U https://github.com/conda-incubator/condacolab/archive/cuda-version-12.tar.gz",
+            "!pip install -q condacolab",
             "import condacolab",
             "condacolab.install()",
             *wget_files,