diff --git a/include/character_sheet.hpp b/include/character_sheet.hpp
index 7f1d735..f5fbe72 100644
--- a/include/character_sheet.hpp
+++ b/include/character_sheet.hpp
@@ -56,6 +56,19 @@ namespace character {
 
 		[[nodiscard]] std::uint32_t get_money() const { return money; }
 	};
+
+	void to_json(json &j, const CharacterSheet &billy) {
+		j["caractere"] = billy.get_caractere();
+		j["adresse"] = billy.get_adresse();
+		j["endurance"] = billy.get_endurance();
+		j["chance"] = billy.get_chance();
+		j["habilete"] = billy.get_habilete();
+		j["health_point"] = billy.get_health_point();
+		j["armor"] = billy.get_armor();
+		j["damage"] = billy.get_damage();
+		j["glory"] = billy.get_glory();
+		j["money"] = billy.get_money();
+	}
 }