diff --git a/client/TracySysTrace.cpp b/client/TracySysTrace.cpp
index bc98baa1..bac44e5b 100644
--- a/client/TracySysTrace.cpp
+++ b/client/TracySysTrace.cpp
@@ -50,7 +50,7 @@ struct ReadyThread
     int8_t      reserverd;
 };
 
-void EventRecordCallback( PEVENT_RECORD record )
+void WINAPI EventRecordCallback( PEVENT_RECORD record )
 {
 #ifdef TRACY_ON_DEMAND
     if( !GetProfiler().IsConnected() ) return;