diff --git a/Grid/util/Util.h b/Grid/util/Util.h
index 85c7596f..906c46a1 100644
--- a/Grid/util/Util.h
+++ b/Grid/util/Util.h
@@ -1,6 +1,6 @@
-#ifndef GRID_UTIL_H
-#define GRID_UTIL_H
+#pragma once
 #include <Grid/util/Coordinate.h>
 #include <Grid/util/Lexicographic.h>
 #include <Grid/util/Init.h>
-#endif
+#include <Grid/util/FlightRecorder.h>
+