diff --git a/CMakeLists.txt b/CMakeLists.txt
index 50070c0..7a85252 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -97,8 +97,6 @@ option(SPDLOG_NO_ATOMIC_LEVELS "prevent spdlog from using of std::atomic log lev
 add_subdirectory(external/spdlog)
 
 set(JSON_BuildTests OFF CACHE INTERNAL "")
-option(JSON_ImplicitConversions "Enable implicit conversions." OFF)
-option(JSON_SystemInclude "Include as system headers (skip for clang-tidy)." ON)
 add_subdirectory(external/json)
 
 option(CATCH_INSTALL_DOCS "Install documentation alongside library" OFF)
diff --git a/include/characteristic/characteristic.hpp b/include/characteristic/characteristic.hpp
index 72cd433..2567303 100644
--- a/include/characteristic/characteristic.hpp
+++ b/include/characteristic/characteristic.hpp
@@ -41,10 +41,10 @@ namespace character::characteristic {
 		[[nodiscard]] std::uint32_t get_additional() const { return additional; }
 
 		friend void from_json(const json &j, Characteristic &charac) {
-			const_cast<std::uint32_t &>(charac.base) = j.at("base").get<std::uint32_t>();
-			charac.carac = j.at("carac").get<std::uint32_t>();
-			charac.materiel = j.at("materiel").get<std::uint32_t>();
-			charac.additional = j.at("additional").get<std::uint32_t>();
+			const_cast<std::uint32_t &>(charac.base) = j.at("base");
+			charac.carac = j.at("carac");
+			charac.materiel = j.at("materiel");
+			charac.additional = j.at("additional");
 		}
 	};
 
diff --git a/src/main.cpp b/src/main.cpp
index 4002d10..38426dd 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -9,7 +9,7 @@
 
 int main() {
 	std::ios::sync_with_stdio(false);
-	spdlog::set_default_logger(spdlog::stdout_color_st("BillySheet"));
+	spdlog::set_default_logger(spdlog::stdout_color_st("console"));
 
 	try {
 		gui::Window window;