diff --git a/bootstrap.sh b/bootstrap.sh
index 8aaa6768a7b2982d084b3350114c926507b7b59b..f987f558f1d435f68a70044e20f180964fd4d0b7 100755
--- a/bootstrap.sh
+++ b/bootstrap.sh
@@ -16,7 +16,7 @@ cd build_${STRING}
 if [ "$(uname)" == "Darwin" ]; then
     cmake -GNinja -D DD4HEP_USE_GEANT4=ON -DBoost_NO_BOOST_CMAKE=ON -D DD4HEP_USE_LCIO=ON -D BUILD_TESTING=ON -D Geant4_DIR=$G4INSTALL/lib/Geant4-10.3.3 -D DD4HEP_USE_CXX11=ON -DCMAKE_BUILD_TYPE=Release -DROOT_DIR=$ROOTSYS ..
 else
-    cmake -GNinja -D DD4HEP_USE_GEANT4=ON -DBoost_NO_BOOST_CMAKE=ON -D DD4HEP_USE_LCIO=ON -D BUILD_TESTING=ON -D Geant4_DIR=$G4INSTALL/lib64/Geant4-10.2.3 -D DD4HEP_USE_CXX11=ON -DCMAKE_BUILD_TYPE=Release -DROOT_DIR=$ROOTSYS ..
+    cmake -GNinja -D DD4HEP_USE_GEANT4=ON -DBoost_NO_BOOST_CMAKE=ON -D DD4HEP_USE_LCIO=ON -D BUILD_TESTING=ON -D Geant4_DIR=$G4INSTALL/lib64/Geant4-10.3.3 -D DD4HEP_USE_CXX11=ON -DCMAKE_BUILD_TYPE=Release -DROOT_DIR=$ROOTSYS ..
 fi
 ninja
 ninja install