diff --git a/integrator/filesystem.py b/integrator/filesystem.py
index fce95ea..a5ed5e4 100644
--- a/integrator/filesystem.py
+++ b/integrator/filesystem.py
@@ -38,7 +38,7 @@ class ReadContainer(ReadContainer):
 
     factoryName = 'filesystem'
 
-    @Lazy
+    @property
     def filenames(self):
         return os.listdir(self.address)