diff --git a/CMakeLists.txt b/CMakeLists.txt
index b908b7194..f3ac8969b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,115 +1,128 @@
 project(kdepimlibs)
 
 set( CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_SOURCE_DIR}/cmake/modules )
 
 # search packages used by KDE
 find_package(KDE4 REQUIRED)
 include (KDE4Defaults)
 include (MacroLibrary)
 
 
 find_package(Boost REQUIRED)
 macro_log_feature(Boost_FOUND "boost" "Boost C++ Libraries" "http://www.boost.org" TRUE "1_33_0" "Needed by several critical PIM libraries.")
 
 
 if (NOT ONLY_KLEO)
    macro_optional_find_package(Sasl2)
    macro_log_feature(SASL2_FOUND "cyrus-sasl" "Cyrus SASL API" "http://asg.web.cmu.edu/sasl/sasl-library.html" FALSE "" "Needed to support authentication of logins. IMAP and Sieve kioslaves will not be built.")
 endif (NOT ONLY_KLEO)
 
 # gpgme is a hard dependency
 find_package(Gpgme REQUIRED)
 
 include (gpgme++/ConfigureChecks.cmake)
 include (ConfigureChecks.cmake)
 
 add_definitions (${QT_DEFINITIONS} ${KDE4_DEFINITIONS})
 include_directories (${CMAKE_SOURCE_DIR} ${CMAKE_BINARY_DIR} ${KDE4_INCLUDES})
 
 # TODO(move to kdesupport scripts) temporary way to support gpgme-qt under win32
 if (EXISTS ${CMAKE_SOURCE_DIR}/gpgme-qt)
   message(STATUS "gpgme-qt for Windows will be compiled: ${CMAKE_SOURCE_DIR}/gpgme-qt")
   add_subdirectory(gpgme-qt)
 endif (EXISTS ${CMAKE_SOURCE_DIR}/gpgme-qt)
 
 macro_optional_add_subdirectory(doc)
 add_subdirectory(gpgme++)
 add_subdirectory(qgpgme)
 add_subdirectory(kmime)
 
 if (NOT ONLY_KLEO)
 
 find_package(Akonadi REQUIRED)
 if(Akonadi_FOUND)
    add_subdirectory(akonadi)
 endif(Akonadi_FOUND)
 
 # (gpgme++/qgpgme handle their conditions inside their own CMakeLists.txt files)
 add_subdirectory(kabc)
 add_subdirectory(kblog)
 add_subdirectory(kcal)
 add_subdirectory(kimap)
 add_subdirectory(kldap)
 add_subdirectory(kpimidentities)
 add_subdirectory(kpimutils)
 add_subdirectory(kresources)
 add_subdirectory(ktnef)
 add_subdirectory(kxmlrpcclient)
 add_subdirectory(mailtransport)
 add_subdirectory(syndication)
 add_subdirectory(kioslave)
 
 endif (NOT ONLY_KLEO)
 
 add_subdirectory(cmake)
 
 macro_display_feature_log()
 
 # taken from kdelibs/CMakeLists.txt, needed for having different install prefixes
 # for kdepimlibs and kdelibs
 # TODO: we probably need all the other variables here as well
 
 
 # we need the absolute directories where stuff will be installed too
 # but since the variables which contain the destinations can be relative
 # or absolute paths, we need this macro to make them all absoulte, Alex
 macro(MAKE_INSTALL_PATH_ABSOLUTE out in)
    if (IS_ABSOLUTE "${in}")    # IS_ABSOLUTE is new since cmake 2.4.8
       set(${out} "${in}")
    else (IS_ABSOLUTE "${in}")
       set(${out} "\${KDEPIMLIBS_INSTALL_DIR}/${in}")
    endif (IS_ABSOLUTE "${in}")
 endmacro(MAKE_INSTALL_PATH_ABSOLUTE out in)
 
 
 make_install_path_absolute(KDEPIMLIBS_DBUS_INTERFACES_DIR ${DBUS_INTERFACES_INSTALL_DIR})
 make_install_path_absolute(KDEPIMLIBS_DBUS_SERVICES_DIR   ${DBUS_SERVICES_INSTALL_DIR})
 make_install_path_absolute(KDEPIMLIBS_DATA_DIR    ${DATA_INSTALL_DIR})
 
 # This file will be picked up by "old" FindKdepimLibs.cmake from kdelibs,
 # so write a message there to inform the developer that he should update kdelibs. Alex
 file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/KDEPimLibsDependencies.cmake " 
 message(FATAL_ERROR "For using this version of kdepimlibs you need a newer version of kdelibs, please update.")
 ")
 
 # current FindKdepimLibs.cmake loads these two files, now the libraries from
 # KdepimLibs are "exported" and then "imported" again when using FindKdepimLibs.cmake
 # Alex.
 file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/KDEPimLibsInformation.cmake " 
 if(NOT KDEPIMLIBS_INSTALL_DIR)
    set(KDEPIMLIBS_INSTALL_DIR \"${CMAKE_INSTALL_PREFIX}\")
 endif(NOT KDEPIMLIBS_INSTALL_DIR)
 
 set(KDEPIMLIBS_DATA_DIR \"${KDEPIMLIBS_DATA_DIR}\")
 set(KDEPIMLIBS_DBUS_INTERFACES_DIR \"${KDEPIMLIBS_DBUS_INTERFACES_DIR}\")
 set(KDEPIMLIBS_DBUS_SERVICES_DIR   \"${KDEPIMLIBS_DBUS_SERVICES_DIR}\")
 # These two are just for compatibility with KDE 4.[01]
 set(KDEPIMLIBS4_DBUS_INTERFACES_DIR \"\${KDEPIMLIBS_DBUS_INTERFACES_DIR}\")
 set(KDEPIMLIBS4_DBUS_SERVICES_DIR   \"\${KDEPIMLIBS_DBUS_SERVICES_DIR}\")
 
+set(KDEPIMLIBS_TARGET_PREFIX \"KDEPIMLibs::\")
+
 \n")
 
-install(EXPORT kdepimlibsLibraryTargets DESTINATION ${DATA_INSTALL_DIR}/cmake/modules FILE KDEPimLibsLibraryTargets.cmake )
 install(FILES ${CMAKE_CURRENT_BINARY_DIR}/KDEPimLibsInformation.cmake ${CMAKE_CURRENT_BINARY_DIR}/KDEPimLibsDependencies.cmake 
         DESTINATION ${DATA_INSTALL_DIR}/cmake/modules)
 
+# from next monday on only the version with prefix will be installed, to keep it working
+# in all cases until then now install two versions, one with and one without prefix. Alex
+install(EXPORT kdepimlibsLibraryTargets 
+        NAMESPACE "KDEPIMLibs::"
+        DESTINATION ${DATA_INSTALL_DIR}/cmake/modules 
+        FILE KDEPimLibsLibraryTargetsWithPrefix.cmake )
+
+install(EXPORT kdepimlibsLibraryTargets 
+        DESTINATION ${DATA_INSTALL_DIR}/cmake/modules 
+        FILE KDEPimLibsLibraryTargets.cmake )
+
+