diff --git a/.github/workflows/blank.yml b/.github/workflows/blank.yml
index d2b8c4509..726dc435d 100644
--- a/.github/workflows/blank.yml
+++ b/.github/workflows/blank.yml
@@ -41,7 +41,10 @@ jobs:
       - run: opam depext Lama.dev --yes --with-test
       - run: opam install . --deps-only --with-test
       - run: eval $(opam env)
-      - run: opam exec -- dune b runtime32 -j1
+
+      - run: rm -fr runtime32
+        if: ${{ matrix.os == 'macos-latest' }}
+
       - run: opam exec -- dune test stdlib/regression -j1
       - run: opam exec -- make install
       - run: opam exec -- make regression