diff --git a/.github/workflows/gh-ci.yaml b/.github/workflows/gh-ci.yaml
index 22cb6f3..2dc1b6d 100644
--- a/.github/workflows/gh-ci.yaml
+++ b/.github/workflows/gh-ci.yaml
@@ -57,7 +57,7 @@ jobs:
         environment-file: devtools/conda-envs/test_env.yaml
         add-pip-as-python-dependency: true
 
-        miniforge-variant: Mambaforge
+        miniforge-version: "latest"
         use-mamba: true
         channels: conda-forge, defaults