diff --git a/unit_tests/chibios-mock/mock-threads.h b/unit_tests/chibios-mock/mock-threads.h
index bb814fb4bf..f93552e7ce 100644
--- a/unit_tests/chibios-mock/mock-threads.h
+++ b/unit_tests/chibios-mock/mock-threads.h
@@ -24,6 +24,13 @@ thread_t *chThdCreateStatic(void *wsp, size_t size,
 
 #define PAL_MODE_OUTPUT_PUSHPULL 0
 
+namespace chibios_rt {
+	struct ThreadReference {
+		void requestTerminate() { }
+		void wait() { }
+	};
+}
+
 namespace chibios_rt {
 	template <int N>
 	struct BaseStaticThread {