diff --git a/.github/workflows/cicd_light.yml b/.github/workflows/cicd_light.yml
index eb3f3f4..15d5373 100644
--- a/.github/workflows/cicd_light.yml
+++ b/.github/workflows/cicd_light.yml
@@ -20,12 +20,14 @@ jobs:
 
       # See https://github.com/marketplace/actions/setup-micromamba
       - name: setup-micromamba
-        uses: mamba-org/setup-micromamba@v1.9.0
+        uses: mamba-org/setup-micromamba@v1.8.1
         with:
+          micromamba-version: '1.5.8-0'  # temporary fix as setup-mircomamba ahngs with later mamba version
           environment-file: environment.yml
           environment-name: pdaltools  # activate the environment
-          cache-environment: true
-          cache-downloads: true
+          cache-environment: false
+          cache-downloads: false
+          log-level: info
           generate-run-shell: true
 
       - name: Run tests with pytest