diff --git a/gluon/globals.py b/gluon/globals.py
index 3fbe42ba..1c75c159 100644
--- a/gluon/globals.py
+++ b/gluon/globals.py
@@ -1080,6 +1080,7 @@ class Session(Storage):
         if response.session_storage_type == 'file':
             target = recfile.generate(response.session_filename)
             try:
+                self._close(response)
                 os.unlink(target)
             except:
                 pass