diff --git a/.github/workflows/unit-test.yaml b/.github/workflows/unit-test.yaml
index 6e184d7..9238f1e 100644
--- a/.github/workflows/unit-test.yaml
+++ b/.github/workflows/unit-test.yaml
@@ -78,7 +78,7 @@ jobs:
         submodules: true
         ref: ${{ env.HOOMD_BLUE_VERSION }}
     - name: Create Python Environment
-      uses: mamba-org/setup-micromamba@v1
+      uses: mamba-org/setup-micromamba@v2
       with:
         environment-name: test
         environment-file: hoomd-blue/.github/workflows/environments/py312-conda-lock.yml