diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 8d0e19b..839707c 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -163,7 +163,7 @@ jobs:
       - name: Install mamba
         uses: mamba-org/setup-micromamba@v1
         with:
-          micromamba-version: '0.22.0'
+          micromamba-version: '1.5.1-0'
           environment-file: environment-dev.yaml
           environment-name: xeus-lite-dev