diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 090bf1a..bc2654b 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -26,7 +26,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install Conda environment with Micromamba
-        uses: mamba-org/setup-micromamba@v1
+        uses: mamba-org/setup-micromamba@v2
         with:
           environment-file: environment.yml
           cache-environment: true