diff --git a/.github/workflows/conda.yaml b/.github/workflows/conda.yaml
index 810a514..1767cab 100644
--- a/.github/workflows/conda.yaml
+++ b/.github/workflows/conda.yaml
@@ -24,9 +24,9 @@ jobs:
         shell: bash -l {0}
     steps:
       - uses: actions/checkout@v4
-      - uses: mamba-org/setup-micromamba@v1
+      - uses: mamba-org/setup-micromamba@v2
         with:
-          micromamba-version: "1.3.1-0"
+          micromamba-version: "1.5.6-0"
           environment-file: environment.yaml
           init-shell: >-
             bash