diff --git a/.github/workflows/gh-ci.yaml b/.github/workflows/gh-ci.yaml
index 4163f26..79e462d 100644
--- a/.github/workflows/gh-ci.yaml
+++ b/.github/workflows/gh-ci.yaml
@@ -158,9 +158,9 @@ jobs:
           environment-file: docs/requirements.yaml
           add-pip-as-python-dependency: true
           architecture: x64
-          miniforge-variant: Mambaforge
+          miniforge-version: "latest"
           use-mamba: true
-          channels: conda-forge, defaults
+          channels: conda-forge
           activate-environment: cookiecutter-mdakit-docs
           auto-update-conda: true
           show-channel-urls: true
diff --git a/{{cookiecutter.repo_name}}/.github/workflows/{{cookiecutter._ci_name}}.yaml b/{{cookiecutter.repo_name}}/.github/workflows/{{cookiecutter._ci_name}}.yaml
index 79dd57f..c732742 100644
--- a/{{cookiecutter.repo_name}}/.github/workflows/{{cookiecutter._ci_name}}.yaml
+++ b/{{cookiecutter.repo_name}}/.github/workflows/{{cookiecutter._ci_name}}.yaml
@@ -66,10 +66,11 @@ jobs:
         environment-file: devtools/conda-envs/test_env.yaml
         add-pip-as-python-dependency: true
 {% if cookiecutter.__dependency_source == 'conda-forge' %}
-        miniforge-variant: Mambaforge
+        miniforge-version: "latest"
         use-mamba: true
-        channels: conda-forge, defaults
+        channels: conda-forge
 {% elif cookiecutter.__dependency_source == 'anaconda' %}
+        miniconda-version: "latest"
         channels: defaults
 {% endif %}
         activate-environment: {{cookiecutter.repo_name}}-test