diff --git a/source/mijin/virtual_filesystem/filesystem.cpp b/source/mijin/virtual_filesystem/filesystem.cpp
index e3060a3..4960d9e 100644
--- a/source/mijin/virtual_filesystem/filesystem.cpp
+++ b/source/mijin/virtual_filesystem/filesystem.cpp
@@ -54,11 +54,13 @@ std::vector<FileInfo> OSFileSystemAdapter::listFiles(const fs::path& folder)
         info.isHidden = info.path.filename().string().starts_with('.'); // at least for Linux
         if (info.isFolder)
         {
-            MIJIN_TRY
+            std::error_code errorCode;
+            fs::directory_iterator dirIt(info.path, errorCode);
+            if (errorCode != std::error_code{})
             {
-                info.size = std::distance(fs::directory_iterator(info.path), fs::directory_iterator());
+                info.size = std::distance(dirIt, fs::directory_iterator());
             }
-            MIJIN_CATCH(std::runtime_error&)
+            else
             {
                 info.size = 0;
             }
diff --git a/source/mijin/virtual_filesystem/mapping.hpp b/source/mijin/virtual_filesystem/mapping.hpp
index cf8df5c..47c4738 100644
--- a/source/mijin/virtual_filesystem/mapping.hpp
+++ b/source/mijin/virtual_filesystem/mapping.hpp
@@ -71,6 +71,10 @@ std::vector<FileInfo> MappingFileSystemAdapter<TWrapped>::listFiles(const fs::pa
     result = wrapped_.listFiles(adjusted);
     for (FileInfo& fileInfo : result)
     {
+        if (fileInfo.path.is_absolute())
+        {
+            fileInfo.path = fs::relative(fileInfo.path, "/");
+        }
         fileInfo.path = root_ / fileInfo.path;
     }
     return result;