diff --git a/ChangeLog b/ChangeLog
index bf550373a..cc13abb17 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -6,6 +6,9 @@
 
 2011-01-11  Wolfgang Sourdeau  <wsourdeau@inverse.ca>
 
+	* OpenChange/MAPIStoreTable.m (-cleanupCaches): remove lastChild
+	from cache too.
+
 	* OpenChange/MAPIStoreTasksMessageTable.m
 	(-getChildProperty:forKey:withTag:): fixed typo affecting
 	PidLidTaskStatus.
diff --git a/OpenChange/MAPIStoreTable.m b/OpenChange/MAPIStoreTable.m
index 3bff46999..bc46f9496 100644
--- a/OpenChange/MAPIStoreTable.m
+++ b/OpenChange/MAPIStoreTable.m
@@ -339,6 +339,10 @@ static Class NSDataK, NSStringK;
   cachedRestrictedKeys = nil;
   [cachedKeys release];
   cachedKeys = nil;
+  [lastChildKey release];
+  lastChildKey = nil;
+  [lastChild release];
+  lastChild = nil;
 }
 
 - (id) lookupChild: (NSString *) childKey