diff --git a/src/modules/usersq/CMakeLists.txt b/src/modules/usersq/CMakeLists.txt
index 37b4416ad..6ef277395 100644
--- a/src/modules/usersq/CMakeLists.txt
+++ b/src/modules/usersq/CMakeLists.txt
@@ -29,6 +29,7 @@ if( LibPWQuality_FOUND )
     add_definitions( -DCHECK_PWQUALITY -DHAVE_LIBPWQUALITY )
 endif()
 
+#needed for ${_users}/Config.cpp
 find_package( ICU COMPONENTS uc i18n )
 set_package_properties(
     ICU PROPERTIES