diff --git a/core/qubes.py b/core/qubes.py
index 34f3fa21..3f983f58 100755
--- a/core/qubes.py
+++ b/core/qubes.py
@@ -291,10 +291,6 @@ class QubesVmCollection(dict):
     def __repr__(self):
         return '<{} {!r}>'.format(self.__class__.__name__, list(sorted(self.keys())))
 
-    def __del__(self):
-        if self.qubes_store_file_lock.i_am_locking():
-            self.qubes_store_file_lock.release()
-
     def values(self):
         for qid in self.keys():
             yield self[qid]