diff --git a/.github/workflows/blank.yml b/.github/workflows/blank.yml
index 5d0a4cce1..d3be10735 100644
--- a/.github/workflows/blank.yml
+++ b/.github/workflows/blank.yml
@@ -44,7 +44,10 @@ jobs:
 
       - run: rm -fr runtime32
         if: ${{ matrix.os == 'macos-latest' }}
+      - run: opam exec -- dune b src runtime stdlib tutorial
+        if: ${{ matrix.os == 'macos-latest' }}
       - run: opam exec -- make install
+        if: ${{ matrix.os != 'macos-latest' }}
       - run: opam exec -- make regression
       # - run: opam exec -- dune test stdlib/regression -j1
       # - run: opam exec -- dune b