diff --git a/src/modules/sni/item.cpp b/src/modules/sni/item.cpp
index 6c4ec8c06..7806fe643 100644
--- a/src/modules/sni/item.cpp
+++ b/src/modules/sni/item.cpp
@@ -124,14 +124,14 @@ ToolTip get_variant<ToolTip>(const Glib::VariantBase& value) {
   result.text = get_variant<Glib::ustring>(container.get_child(2));
   auto description = get_variant<Glib::ustring>(container.get_child(3));
   if (!description.empty()) {
-    result.text = fmt::format("<b>{}</b>\n{}", result.text, description);
+    result.text = fmt::format("<b>{}</b>\n{}", std::string(result.text), std::string(description));
   }
   return result;
 }
 
 void Item::setProperty(const Glib::ustring& name, Glib::VariantBase& value) {
   try {
-    spdlog::trace("Set tray item property: {}.{} = {}", id.empty() ? bus_name : id, name, value);
+    spdlog::trace("Set tray item property: {}.{} = {}", id.empty() ? bus_name : id, std::string(name), get_variant<std::string>(value));
 
     if (name == "Category") {
       category = get_variant<std::string>(value);