diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 9c0e8c2f0490c03bc773ff1a12238f6e5414ed98..cc14c93a98b0c879affd9d2a8d915877a2da3134 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -36,3 +36,15 @@ centos7-gcc49:
     - make -j3
     - make install
     - make test
+
+mac1011-clang70:
+  tags:
+    - mac
+  script:
+    - source .gitlab-ci.d/init_x86_64-mac1011-clang70.sh
+    - mkdir build
+    - cd build
+    - cmake -D DD4HEP_USE_GEANT4=ON -D DD4HEP_USE_BOOST=ON -DBoost_NO_BOOST_CMAKE=ON -D DD4HEP_USE_LCIO=ON -D BUILD_TESTING=ON -DCLHEP_DIR=$CLHEP -D Geant4_DIR=$G4INSTALL/lib64/Geant4-10.2.0 -D DD4HEP_USE_CXX11=ON ..
+    - make -j2
+    - make install
+    - make test