diff --git a/src/activities/home/MyLibraryActivity.cpp b/src/activities/home/MyLibraryActivity.cpp
index c011198e..f224277e 100644
--- a/src/activities/home/MyLibraryActivity.cpp
+++ b/src/activities/home/MyLibraryActivity.cpp
@@ -196,8 +196,8 @@ void MyLibraryActivity::render(Activity::RenderLock&&) {
   const auto pageHeight = renderer.getScreenHeight();
   auto metrics = UITheme::getInstance().getMetrics();
 
-  auto folderName = basepath == "/" ? tr(STR_SD_CARD) : basepath.substr(basepath.rfind('/') + 1).c_str();
-  GUI.drawHeader(renderer, Rect{0, metrics.topPadding, pageWidth, metrics.headerHeight}, folderName);
+  std::string folderName = (basepath == "/") ? tr(STR_SD_CARD) : basepath.substr(basepath.rfind('/') + 1);
+  GUI.drawHeader(renderer, Rect{0, metrics.topPadding, pageWidth, metrics.headerHeight}, folderName.c_str());
 
   const int contentTop = metrics.topPadding + metrics.headerHeight + metrics.verticalSpacing;
   const int contentHeight = pageHeight - contentTop - metrics.buttonHintsHeight - metrics.verticalSpacing;