diff --git a/mach-test/test/main.rs b/mach-test/test/main.rs
index b7284a9..41af42c 100644
--- a/mach-test/test/main.rs
+++ b/mach-test/test/main.rs
@@ -21,7 +21,9 @@ use mach2::memory_object_types::*;
 use mach2::message::*;
 use mach2::ndr::*;
 use mach2::port::*;
+use mach2::semaphore::*;
 use mach2::structs::*;
+use mach2::sync_policy::*;
 use mach2::task::*;
 use mach2::task_info::*;
 use mach2::thread_act::*;