diff --git a/.github/workflows/mulle-sde-ci.yml b/.github/workflows/mulle-sde-ci.yml
index f7ce833..8dc81c5 100644
--- a/.github/workflows/mulle-sde-ci.yml
+++ b/.github/workflows/mulle-sde-ci.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [ ubuntu-latest]
+        os: [ ubuntu-latest, macos-latest, macos-14 ]
 
     steps:
     - name: Set MULLE_HOSTNAME