diff --git a/rpcs3/Emu/Cell/lv2/lv2.cpp b/rpcs3/Emu/Cell/lv2/lv2.cpp
index 08294949a0..e3333532f0 100644
--- a/rpcs3/Emu/Cell/lv2/lv2.cpp
+++ b/rpcs3/Emu/Cell/lv2/lv2.cpp
@@ -1592,7 +1592,7 @@ void lv2_obj::schedule_all(u64 current_time)
 			if (target->state & cpu_flag::suspend)
 			{
 				ppu_log.trace("schedule(): %s", target->id);
-				target->state ^= (cpu_flag::signal + cpu_flag::suspend);
+				target->state.atomic_op(FN(x += cpu_flag::signal, x -= cpu_flag::suspend));
 				target->start_time = 0;
 
 				if (notify_later_idx == std::size(g_to_notify))