diff --git a/Lib/test/test_tcl.py b/Lib/test/test_tcl.py
index 2eeabc1..e3fbf98 100644
--- a/Lib/test/test_tcl.py
+++ b/Lib/test/test_tcl.py
@@ -124,6 +124,7 @@
         self.assertRaises(TclError,tcl.winfo_geometry)
         tcl.loadtk()
         self.assertEqual('1x1+0+0', tcl.winfo_geometry())
+        tcl.destroy()
 
     def testLoadTkFailure(self):
         import os