diff --git a/Installation/cmake/modules/CGAL_Macros.cmake b/Installation/cmake/modules/CGAL_Macros.cmake
index 1bcc7ca201c..23049fbb26e 100644
--- a/Installation/cmake/modules/CGAL_Macros.cmake
+++ b/Installation/cmake/modules/CGAL_Macros.cmake
@@ -287,6 +287,21 @@ if( NOT CGAL_MACROS_FILE_INCLUDED )
       add_to_list( CGAL_3RD_PARTY_DEFINITIONS    ${CGAL_${component}_3RD_PARTY_DEFINITIONS}    )
       add_to_list( CGAL_3RD_PARTY_LIBRARIES_DIRS ${CGAL_${component}_3RD_PARTY_LIBRARIES_DIRS} )
 
+      # To deal with imported targets of Qt5 and Boost, when CGAL
+      # targets are themselves imported by another project.
+      if(NOT CGAL_BUILDING_LIBS)
+        if (NOT MSVC AND "${component}" STREQUAL "Core")
+          # See the release notes of CGAL-4.10: CGAL_Core now requires
+          # Boost.Thread, with all compilers but MSVC.
+          find_package( Boost 1.48 REQUIRED thread system )
+          add_to_list( CGAL_3RD_PARTY_LIBRARIES ${Boost_LIBRARIES} )
+        endif()
+
+        if (${component} STREQUAL "Qt5")
+          find_package(Qt5 COMPONENTS OpenGL Gui Core Script ScriptTools QUIET)
+        endif()
+      endif()
+
     else(WITH_CGAL_${component})
 
       # now we are talking about 3rd party libs