diff --git a/cmake/DD4hepConfig.cmake.in b/cmake/DD4hepConfig.cmake.in
index f096877c1bb350f66ad06b882e38bf5126255c72..f49992728a72fcd48fb16b4466824b4b3cff067f 100644
--- a/cmake/DD4hepConfig.cmake.in
+++ b/cmake/DD4hepConfig.cmake.in
@@ -13,8 +13,10 @@
 # @author Jan Engels, Desy
 ##############################################################################
 
-set ( DD4hep_DIR         "$ENV{DD4hep_DIR}" )
-set ( DD4hep_ROOT        "$ENV{DD4hep_ROOT}" )
+#set ( DD4hep_DIR         "$ENV{DD4hep_DIR}" )
+#set ( DD4hep_ROOT        "$ENV{DD4hep_ROOT}" )
+set ( DD4hep_DIR         "@CMAKE_INSTALL_PREFIX@" )
+set ( DD4hep_ROOT         ${DD4hep_DIR} )
 set ( DD4hep_VERSION     "@DD4hep_VERSION@" )
 set ( DD4HEP_USE_BOOST   "@DD4HEP_USE_BOOST@" )
 set ( DD4HEP_USE_GEANT4  "@DD4HEP_USE_GEANT4@" )