diff --git a/src/core/emulator_settings.cpp b/src/core/emulator_settings.cpp
index 5ae11062f..f1eb89e1a 100644
--- a/src/core/emulator_settings.cpp
+++ b/src/core/emulator_settings.cpp
@@ -16,7 +16,7 @@ namespace nlohmann {
 template <>
 struct adl_serializer<std::filesystem::path> {
     static void to_json(json& j, const std::filesystem::path& p) {
-        j = p.u8string();
+        j = p.string();
     }
     static void from_json(const json& j, std::filesystem::path& p) {
         p = j.get<std::string>();