diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 3bc5dd6c..f8de6216 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -24,7 +24,7 @@ jobs:
       - uses: actions/checkout@v3
       
       - name: Install Conda environment with Micromamba
-        uses: mamba-org/provision-with-micromamba@v13
+        uses: mamba-org/provision-with-micromamba@v15
         with:
           environment-file: ci/environment.yml
           environment-name: oceanspy_test