diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index e3b1958..f7c6ef1 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -27,7 +27,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - uses: mamba-org/setup-micromamba@v1
+      - uses: mamba-org/setup-micromamba@v2
         with:
           environment-name: test-env
           create-args: >-