diff --git a/.dd4hep-ci.d/compile_and_test.sh b/.dd4hep-ci.d/compile_and_test.sh
index a5dc21cf2ac0d2b875bd6aed57b73b86ec917418..acceb63f0bc43d839fa9e30c2f148337d8e291ca 100755
--- a/.dd4hep-ci.d/compile_and_test.sh
+++ b/.dd4hep-ci.d/compile_and_test.sh
@@ -6,7 +6,14 @@ cd /DD4hep
 mkdir build
 cd build
 unset CPATH  # causes implicit includes to be added in cmake, preventing setting some system libraries to -isystem
-cmake -GNinja -DDD4HEP_USE_GEANT4=ON -DBoost_NO_BOOST_CMAKE=ON -DDD4HEP_USE_LCIO=ON -DBUILD_TESTING=ON -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_FLAGS="-fdiagnostics-color=always -Werror" -DCMAKE_CXX_STANDARD=${STANDARD} .. && \
+cmake -GNinja -DDD4HEP_USE_GEANT4=ON \
+    -DBoost_NO_BOOST_CMAKE=ON \
+    -DDD4HEP_USE_LCIO=ON \
+    -DBUILD_TESTING=ON \
+    -DDD4HEP_DEBUG_CMAKE=ON \
+    -DCMAKE_BUILD_TYPE=Release \
+    -DCMAKE_CXX_FLAGS="-fdiagnostics-color=always -Werror"  \
+    -DCMAKE_CXX_STANDARD=${STANDARD} .. && \
 ninja && \
 ninja install && \
 . ../bin/thisdd4hep.sh && \