diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 8333207c..171c5b37 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -48,7 +48,7 @@ jobs:
       - name: install dependencies
         uses: r-lib/actions/setup-r-dependencies@v2
         with:
-          cache-version: 1
+          cache-version: 2
           extra-packages: |
              any::reticulate
              any::rcmdcheck