--- TinyTablePlus.orig/TinyTablePlus.py
+++ TinyTablePlus/TinyTablePlus.py
@@ -39,7 +39,7 @@
 
 from Globals import HTMLFile, MessageDialog, Persistent
 from Shared.DC.ZRDB.Results import Results
-from PersistentMapping import PersistentMapping
+from persistent.mapping import PersistentMapping
 from DateTime import DateTime
 from App.Extensions import getBrain
 import OFS.ObjectManager, OFS.SimpleItem, Acquisition, AccessControl.Role