diff --git a/src/WallpaperEngine/Core/Core.cpp b/src/WallpaperEngine/Core/Core.cpp
index 2867315..dda3578 100644
--- a/src/WallpaperEngine/Core/Core.cpp
+++ b/src/WallpaperEngine/Core/Core.cpp
@@ -60,7 +60,7 @@ irr::video::SColor Core::atoSColor (const std::string& str)
     return Core::atoSColor (str.c_str ());
 }
 
-nlohmann::detail::iter_impl<nlohmann::json> Core::jsonFindRequired (nlohmann::json& data, const char *key, const char *notFoundMsg)
+nlohmann::json::iterator Core::jsonFindRequired (nlohmann::json& data, const char *key, const char *notFoundMsg)
 {
     auto value = data.find (key);
     if (value == data.end ())