diff --git a/data/CMakeLists.txt b/data/CMakeLists.txt
index 2d31ca7dea..d1b73e2301 100644
--- a/data/CMakeLists.txt
+++ b/data/CMakeLists.txt
@@ -8,7 +8,7 @@ kde4_automoc(${kwin_update_window_settings_SRCS})
 
 kde4_add_executable( kwin_update_window_settings ${kwin_update_window_settings_SRCS})
 
-target_link_libraries( kwin_update_window_settings ${KDE4_KDECORE_LIBS} )
+target_link_libraries( kwin_update_window_settings ${KDE4_KDECORE_LIBS} ${QT_QT3SUPPORT_LIBRARY})
 
 install(TARGETS kwin_update_window_settings DESTINATION ${LIB_INSTALL_DIR}/kconf_update_bin/  )