diff --git a/include/stratosphere/systemevent.hpp b/include/stratosphere/systemevent.hpp
index 21545c5d..55b4acdc 100644
--- a/include/stratosphere/systemevent.hpp
+++ b/include/stratosphere/systemevent.hpp
@@ -12,7 +12,7 @@ class SystemEvent : public IEvent {
         SystemEvent(EventCallback callback) : IEvent(0, callback) {
             Handle wait_h;
             Handle sig_h;
-            if (R_FAILED(svcCreateEvent(&wait_h, &sig_h))) {
+            if (R_FAILED(svcCreateEvent(&sig_h, &wait_h))) {
                 /* TODO: Panic. */
             }