diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 27f246f..6e75790 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -40,7 +40,7 @@ jobs:
       - name: Checkout source
         uses: actions/checkout@v4
       - name: Create conda environment
-        uses: mamba-org/setup-micromamba@v1
+        uses: mamba-org/setup-micromamba@v2
         with:
           cache-downloads: true
           micromamba-version: "latest"
@@ -82,7 +82,7 @@ jobs:
           access_token: ${{ github.token }}
       - uses: actions/checkout@v4
       - name: Create conda environment
-        uses: mamba-org/setup-micromamba@v1
+        uses: mamba-org/setup-micromamba@v2
         with:
           cache-downloads: true
           micromamba-version: "latest"