diff --git a/includes/tests/CMakeLists.txt b/includes/tests/CMakeLists.txt
index ca7f716dc..945bf634b 100644
--- a/includes/tests/CMakeLists.txt
+++ b/includes/tests/CMakeLists.txt
@@ -1,36 +1,38 @@
 if (KDE4_BUILD_TESTS)
 
 # clear the file initially
 file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/all_includes.h "/* all forwarding includes */\n" )
 
 macro(add_includes _dir)
   file(GLOB _includes "${CMAKE_CURRENT_SOURCE_DIR}/../${_dir}/[A-Z]*")
   foreach( file ${_includes} )
     file(APPEND ${CMAKE_CURRENT_BINARY_DIR}/all_includes.h "#include <${file}>\n" )
   endforeach(file)
 endmacro(add_includes)
 
 include_directories(
   ${CMAKE_SOURCE_DIR}/kabc
   ${CMAKE_BINARY_DIR}/kabc
+  ${CMAKE_BINARY_DIR}/kcal
 )
 
 if ( Akonadi_FOUND )
   add_includes( Akonadi )
 endif( Akonadi_FOUND )
 add_includes( KHolidays )
 add_includes( KABC )
 add_includes( KBlog )
 add_includes( KCal )
 add_includes( KLDAP )
 add_includes( KResources )
 add_includes( KPIMIdentities )
 add_includes( Syndication )
 add_includes( KPIMUtils )
 
 add_definitions( -DQT_NO_CAST_FROM_ASCII -DQT_NO_CAST_TO_ASCII -DQT_NO_KEYWORDS )
 kde4_add_executable( headertest header_compile.cpp )
 add_dependencies( headertest kabc ) # ensure addressee.h is generated in parallel builds
+add_dependencies( headertest kcal )
 
 endif (KDE4_BUILD_TESTS)