diff --git a/tests/model/CMakeLists.txt b/tests/model/CMakeLists.txt
index 3bf79f8..827bfe9 100644
--- a/tests/model/CMakeLists.txt
+++ b/tests/model/CMakeLists.txt
@@ -1,49 +1,50 @@
 # vim:set softtabstop=3 shiftwidth=3 tabstop=3 expandtab:
 project (KActivitiesStatsTestApp)
 
 find_package (Qt5 REQUIRED NO_MODULE COMPONENTS Core Gui Widgets Test Quick QuickWidgets)
 
 include_directories (
    ${KASTATS_CURRENT_ROOT_SOURCE_DIR}/src
    ${KASTATS_CURRENT_ROOT_SOURCE_DIR}/autotests
    ${CMAKE_BINARY_DIR}/src
+   ${Boost_INCLUDE_DIR}
    )
 
 set (
    KActivitiesStatsTestApp_SRCS
    window.cpp
    main.cpp
    modeltest.cpp
    )
 
 qt5_wrap_ui(
    KActivitiesStatsTestApp_SRCS
    window.ui
    )
 
 qt5_add_resources(
    KActivitiesStatsTestApp_SRCS
    main.qrc
    )
 
 if (NOT WIN32)
 
    add_executable (
       KActivitiesStatsTestApp
       ${KActivitiesStatsTestApp_SRCS}
       )
 
    target_link_libraries (
       KActivitiesStatsTestApp
       Qt5::Core
       Qt5::Gui
       Qt5::Widgets
       Qt5::Test
       Qt5::Quick
       Qt5::QuickWidgets
 
       KF5::Activities
       KF5::ActivitiesStats
       )
 
 endif ()