diff --git a/lib/tfw/components/source_code_event_handler.py b/lib/tfw/components/source_code_event_handler.py
index 3060836..88229b4 100644
--- a/lib/tfw/components/source_code_event_handler.py
+++ b/lib/tfw/components/source_code_event_handler.py
@@ -13,7 +13,7 @@ class FileManager:
     def __init__(self, working_directory, selected_file=None):
         self.exclude = ['__pycache__']
         self._workdir = working_directory
-        self.filename = selected_file or self._relpath(self.files[0])
+        self.filename = selected_file or self.files[0]
 
     def select_file(self, filename):
         if not filename in self.files: