diff --git a/.github/workflows/ci_tests_nightly.yml b/.github/workflows/ci_tests_nightly.yml
index 4dabb26..78fbd1a 100644
--- a/.github/workflows/ci_tests_nightly.yml
+++ b/.github/workflows/ci_tests_nightly.yml
@@ -19,7 +19,6 @@ jobs:
         uses: conda-incubator/setup-miniconda@v3
         with:
           miniforge-version: latest
-          miniforge-variant: Mambaforge
           activate-environment: mvesuvio-env
           environment-file: environment.yml
           auto-activate-base: false
diff --git a/.github/workflows/deploy_conda_nightly.yml b/.github/workflows/deploy_conda_nightly.yml
index 2499027..7f25dc0 100644
--- a/.github/workflows/deploy_conda_nightly.yml
+++ b/.github/workflows/deploy_conda_nightly.yml
@@ -27,10 +27,9 @@ jobs:
 
       - name: Setup Miniconda
         if: ${{ env.recentCommits == 'true'}}
-        uses: conda-incubator/setup-miniconda@v2.2.0
+        uses: conda-incubator/setup-miniconda@v3
         with:
           miniforge-version: latest
-          miniforge-variant: Mambaforge
           activate-environment: vesuvio-env
           environment-file: environment.yml
           auto-activate-base: false
diff --git a/.github/workflows/pr_workflow.yml b/.github/workflows/pr_workflow.yml
index 2ec5d24..024a03d 100644
--- a/.github/workflows/pr_workflow.yml
+++ b/.github/workflows/pr_workflow.yml
@@ -19,7 +19,6 @@ jobs:
         uses: conda-incubator/setup-miniconda@v3
         with:
           miniforge-version: latest
-          miniforge-variant: Mambaforge
           activate-environment: vesuvio-env
           environment-file: environment.yml
           auto-activate-base: false