diff --git a/include/engine.hpp b/include/engine.hpp
index dd23ced..b9afce4 100644
--- a/include/engine.hpp
+++ b/include/engine.hpp
@@ -1,5 +1,5 @@
-#ifndef ELEMENT_HPP
-#define ELEMENT_HPP
+#ifndef ENGINE_HPP
+#define ENGINE_HPP
 
 #include <vector>