diff --git a/kcal/CMakeLists.txt b/kcal/CMakeLists.txt
index e9a325a90..a8db541d5 100644
--- a/kcal/CMakeLists.txt
+++ b/kcal/CMakeLists.txt
@@ -1,184 +1,185 @@
 project(kcal)
 
+set(LIBICAL_MIN_VERSION "0.42")
 macro_optional_find_package(Libical)
-macro_log_feature(LIBICAL_FOUND "libical" "Reference implementation of the iCalendar data type and serialization format" "http://sourceforge.net/projects/freeassociation" TRUE "0.33" "Required for the critical PIM kcal library.")
+macro_log_feature(LIBICAL_FOUND "libical" "Reference implementation of the iCalendar data type and serialization format" "http://sourceforge.net/projects/freeassociation" TRUE ${LIBICAL_MIN_VERSION} "Required for the critical PIM kcal library.")
 if(NOT LIBICAL_FOUND)
   macro_display_feature_log()
 endif(NOT LIBICAL_FOUND)
 
 add_definitions(-DKDE_DEFAULT_DEBUG_AREA=5800)
 
 include (ConfigureChecks.cmake)
 
 if(KDE4_BUILD_TESTS)
   add_definitions(-DCOMPILING_TESTS)
 endif(KDE4_BUILD_TESTS)
 
 include_directories(
   ${LIBICAL_INCLUDE_DIRS}
   ${LIBICAL_INCLUDE_DIRS}/libical
   ${CMAKE_CURRENT_SOURCE_DIR}/versit
   ${CMAKE_CURRENT_SOURCE_DIR}
   ${CMAKE_SOURCE_DIR}/kabc
   ${CMAKE_BINARY_DIR}/kabc
   ${KDE4_INCLUDE_DIR}
 )
 
 set(libversit_SRCS
    ${CMAKE_SOURCE_DIR}/kcal/versit/vcc.c
    ${CMAKE_SOURCE_DIR}/kcal/versit/vobject.c
 )
 
 ########### next target ###############
 
 set(kcal_LIB_SRCS ${libversit_SRCS}
   incidencebase.cpp
   incidence.cpp
   journal.cpp
   todo.cpp
   event.cpp
   freebusy.cpp
   freebusyperiod.cpp
   attendee.cpp
   attachment.cpp
   recurrencerule.cpp
   recurrence.cpp
   alarm.cpp
   customproperties.cpp
   calendar.cpp
   calendarlocal.cpp
   calformat.cpp
   vcalformat.cpp
   icalformat.cpp
   icalformat_p.cpp
   incidenceformatter.cpp
   vcaldrag.cpp
   icaldrag.cpp
   exceptions.cpp
   scheduler.cpp
   imipscheduler.cpp
   dummyscheduler.cpp
   calfilter.cpp
   person.cpp
   period.cpp
   duration.cpp
   dndfactory.cpp
   calstorage.cpp
   filestorage.cpp
   compat.cpp
   resourcecalendar.cpp
   resourcelocal.cpp
   resourcelocalconfig.cpp
   resourcelocaldir.cpp
   resourcelocaldirconfig.cpp
   resourcecached.cpp
   resourcecachedconfig.cpp
   calendarresources.cpp
   qtopiaformat.cpp
   htmlexport.cpp
   calendarnull.cpp
   freebusyurlstore.cpp
   confirmsavedialog.cpp
   icaltimezones.cpp
   kresult.cpp
   assignmentvisitor.cpp
 )
 
 kde4_add_kcfg_files(kcal_LIB_SRCS htmlexportsettings.kcfgc )
 
 kde4_add_library(kcal SHARED ${kcal_LIB_SRCS})
 
 target_link_libraries(kcal ${KDE4_KDEUI_LIBS} ${KDE4_KIO_LIBS} ${QT_QTXML_LIBRARY} kresources kabc kpimutils ${LIBICAL_LIBRARIES})
 target_link_libraries(kcal LINK_INTERFACE_LIBRARIES kresources kabc)
 
 set_target_properties(kcal PROPERTIES VERSION ${GENERIC_LIB_VERSION} SOVERSION ${GENERIC_LIB_SOVERSION})
 install(TARGETS kcal EXPORT kdepimlibsLibraryTargets ${INSTALL_TARGETS_DEFAULT_ARGS})
 
 ########### next target ###############
 
 set(kcal_local_PART_SRCS resourcelocal_plugin.cpp )
 
 
 kde4_add_plugin(kcal_local ${kcal_local_PART_SRCS})
 
 
 target_link_libraries(kcal_local ${QT_QTGUI_LIBRARY} ${KDE4_KDECORE_LIBS} kcal kresources )
 
 install(TARGETS kcal_local  DESTINATION ${PLUGIN_INSTALL_DIR})
 
 
 ########### next target ###############
 
 set(kcal_localdir_PART_SRCS resourcelocaldir_plugin.cpp )
 
 
 kde4_add_plugin(kcal_localdir ${kcal_localdir_PART_SRCS})
 
 
 target_link_libraries(kcal_localdir ${QT_QTGUI_LIBRARY} ${KDE4_KDECORE_LIBS} kcal kresources)
 
 install(TARGETS kcal_localdir  DESTINATION ${PLUGIN_INSTALL_DIR})
 
 
 add_subdirectory( tests )
 
 ########### install files ###############
 
 install( FILES local.desktop localdir.desktop  DESTINATION ${SERVICES_INSTALL_DIR}/kresources/kcal)
 install( FILES
         alarm.h
         assignmentvisitor.h
         attachment.h
         attendee.h
         calendar.h
         calendarlocal.h
         calendarnull.h
         calendarresources.h
         calfilter.h
         calformat.h
         calstorage.h
         confirmsavedialog.h
         customproperties.h
         dndfactory.h
         duration.h
         event.h
         exceptions.h
         filestorage.h
         freebusy.h
         freebusycache.h
         freebusyperiod.h
         freebusyurlstore.h
         ${CMAKE_CURRENT_BINARY_DIR}/htmlexportsettings.h
         htmlexport.h
         icaldrag.h
         icalformat.h
         icaltimezones.h
         imipscheduler.h
         incidencebase.h
         incidence.h
         incidenceformatter.h
         journal.h
         kcal_export.h
         kcalversion.h
         listbase.h
         period.h
         person.h
         qtopiaformat.h
         recurrencerule.h
         recurrence.h
         resourcecached.h
         resourcecachedconfig.h
         resourcecalendar.h
         resourcelocalconfig.h
         resourcelocaldirconfig.h
         resourcelocaldir.h
         resourcelocal.h
         scheduler.h
         sortablelist.h
         todo.h
         vcaldrag.h
         vcalformat.h
         kresult.h
         DESTINATION ${INCLUDE_INSTALL_DIR}/kcal COMPONENT Devel)
 
 install( FILES kcal_manager.desktop  DESTINATION ${SERVICES_INSTALL_DIR}/kresources)