diff --git a/.github/workflows/CI.yaml b/.github/workflows/CI.yaml
index 3df48c1f..53f1665b 100644
--- a/.github/workflows/CI.yaml
+++ b/.github/workflows/CI.yaml
@@ -40,8 +40,6 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - uses: mamba-org/setup-micromamba@v1
-        env:
-          CONDA_OVERRIDE_CUDA: 11.8
         with:
           environment-file: devtools/conda-envs/espaloma.yaml
           cache-environment: true
diff --git a/devtools/conda-envs/espaloma.yaml b/devtools/conda-envs/espaloma.yaml
index 2e79bd28..d7abf58f 100644
--- a/devtools/conda-envs/espaloma.yaml
+++ b/devtools/conda-envs/espaloma.yaml
@@ -1,5 +1,6 @@
 name: espaloma-test
 channels:
+  - jaimergp/label/unsupported-cudatoolkit-shim
   - conda-forge
   - mmh
   - openeye