diff --git a/lib/tfw/components/source_code_event_handler.py b/lib/tfw/components/source_code_event_handler.py
index 33d6e4d..c8a8ad9 100644
--- a/lib/tfw/components/source_code_event_handler.py
+++ b/lib/tfw/components/source_code_event_handler.py
@@ -53,8 +53,12 @@ class SourceCodeEventHandler(TriggerlessEventHandler):
             'select': self.select
         }
 
-        self.monitor = DirectoryMonitor(directory)
-        self.monitor.watch()    # This runs on a separate thread
+        self._monitor = DirectoryMonitor(directory)
+        self._monitor.watch()    # This runs on a separate thread
+
+    @property
+    def monitor(self):
+        return self._monitor
 
     def read(self, data):
         try: data['content'] = self.filemanager.file_contents