diff --git a/rpcs3/Emu/Cell/lv2/sys_sync.h b/rpcs3/Emu/Cell/lv2/sys_sync.h
index 2821fa84fb..46b8930675 100644
--- a/rpcs3/Emu/Cell/lv2/sys_sync.h
+++ b/rpcs3/Emu/Cell/lv2/sys_sync.h
@@ -111,7 +111,7 @@ public:
 
 		for (auto found = it, end = queue.cend(); found != end; found++)
 		{
-			const u32 _prio = static_cast<E*>(*found)->prio;
+			const s32 _prio = static_cast<E*>(*found)->prio;
 
 			if (_prio < prio)
 			{