diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ff5bd15..fedf73c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -23,7 +23,7 @@ jobs:
       - name: Setup Conda/Mamba
         uses: conda-incubator/setup-miniconda@v2
         with:
-          mamba-version: "1.5.1"
+          mamba-version: "*"
           auto-update-conda: true
           activate-environment: "scrnasim-toolz"
           environment-file: environment.yml
@@ -57,7 +57,7 @@ jobs:
       - name: Setup Conda/Mamba
         uses: conda-incubator/setup-miniconda@v2
         with:
-          mamba-version: "1.5.1"
+          mamba-version: "*"
           auto-update-conda: true
           activate-environment: "scrnasim-toolz"
           environment-file: environment.yml