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-rw-r--r--src/crepe/api/EventHandler.hpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/crepe/api/EventHandler.hpp b/src/crepe/api/EventHandler.hpp
index 391dcca..050e57e 100644
--- a/src/crepe/api/EventHandler.hpp
+++ b/src/crepe/api/EventHandler.hpp
@@ -1,3 +1,5 @@
+#pragma once
+
#include <typeindex>
#include "EventHandler.h"