diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index b4fd882..bafb13b 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -28,9 +28,9 @@ jobs:
     - name: Checkout
       uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
     - name: Create Python Environment
-      uses: mamba-org/setup-micromamba@f8b8a1e23a26f60a44c853292711bacfd3eac822 # v1.9.0
+      uses: mamba-org/setup-micromamba@617811f69075e3fd3ae68ca64220ad065877f246 # v2.0.0
       with:
-        micromamba-version: '1.5.8-0'
+        micromamba-version: '2.0.2-2'
         environment-name: test
         environment-file: .github/workflows/environments/py312-conda-lock.yml
         micromamba-root-path: ${{ github.workspace }}/micromamba