diff --git a/include/fggl/util/safety.hpp b/include/fggl/util/safety.hpp
index 6a10829c40fc7ee7a07cbfb238f1e442c6f82460..9b9c0d281644130ce83d7f8a8e30d20e3d056ffc 100644
--- a/include/fggl/util/safety.hpp
+++ b/include/fggl/util/safety.hpp
@@ -16,8 +16,8 @@
 // Created by webpigeon on 27/06/22.
 //
 
-#ifndef FGGL_UTIL_SAFETY_H
-#define FGGL_UTIL_SAFETY_H
+#ifndef FGGL_UTIL_SAFETY_HPP
+#define FGGL_UTIL_SAFETY_HPP
 
 #include <string>
 
@@ -58,4 +58,4 @@ namespace fggl::util {
 
 } // namespace fggl::util
 
-#endif //FGGL_UTIL_SAFETY_H
+#endif //FGGL_UTIL_SAFETY_HPP