diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 2fc5e5e..23f049a 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -33,11 +33,9 @@ jobs:
           http-user-agent: ${{ matrix.config.http-user-agent }}
           use-public-rspm: true
 
-      - run: Rscript -e 'R.version'
-
-      # - uses: r-lib/actions/setup-r-dependencies@v2
-      #   with:
-      #     extra-packages: any::rcmdcheck
-      #     needs: check
+      - uses: r-lib/actions/setup-r-dependencies@v2
+        with:
+          extra-packages: any::rcmdcheck
+          needs: check
 
-      # - uses: r-lib/actions/check-r-package@v2
+      - uses: r-lib/actions/check-r-package@v2
diff --git a/tests/testthat/test-bioconductor.R b/tests/testthat/test-bioconductor.R
index b04e84d..c8cd9da 100644
--- a/tests/testthat/test-bioconductor.R
+++ b/tests/testthat/test-bioconductor.R
@@ -5,6 +5,7 @@ test_that("it works", {
   # possibly due to this warning:
   # 'getOption("repos")' replaces Bioconductor standard repositories
   skip_on_cran()
+  skip_if(grepl("unstable", R.version$status, fixed=TRUE))
 
   setup({
     jetpack::init()