diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index da5a8a3a08..07a0be0d7a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -94,18 +94,9 @@ jobs:
       - uses: actions/checkout@v2
         with:
           submodules: 'recursive'
-      - name: Test Python in container
-        run: |
-          which python
-          which pip
-          which python3
-          which pip3
-          python3 --version
-          python3 -m pip --version
-          python3 -m pip install anytree
       - name: Hash Verilator prerequisites
         id: verilator-hash
-        uses: colluca/list-make-prerequisites@47dce852f65f327e7b5e440db21067b7c92fa07c
+        uses: colluca/list-make-prerequisites@v1.0.1
         with:
           working-directory: target/snitch_cluster
           target: bin/snitch_cluster.vlt