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-rw-r--r--lib/chronology.hpp5
1 files changed, 1 insertions, 4 deletions
diff --git a/lib/chronology.hpp b/lib/chronology.hpp
index 5edf95a..1980116 100644
--- a/lib/chronology.hpp
+++ b/lib/chronology.hpp
@@ -1,8 +1,5 @@
-#ifndef CHRONOLOGY_H
-#define CHRONOLOGY_H
+#pragma once
#include <chrono>
using TickDuration = std::chrono::duration<float, std::chrono::seconds::period>;
-
-#endif