diff --git a/ChangeLog b/ChangeLog
index ec2775090..56d4d566b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 2011-08-04  Wolfgang Sourdeau  <wsourdeau@inverse.ca>
 
+	* OpenChange/MAPIApplication.m (+isCachingEnabled): new overriden
+	method that returns "NO" in order to avoid leaking dictionaries
+	that we don't use since we are not WO-based.
+
 	* OpenChange/MAPIStoreMapping.m (-initWithIndexing:)
 	(-registerURL:withID:): removed noisy warnings.
 
diff --git a/OpenChange/MAPIApplication.m b/OpenChange/MAPIApplication.m
index dc77bdad2..d3002940e 100644
--- a/OpenChange/MAPIApplication.m
+++ b/OpenChange/MAPIApplication.m
@@ -43,6 +43,11 @@ MAPIApplication *MAPIApp = nil;
 
 @implementation MAPIApplication
 
++ (BOOL) isCachingEnabled;
+{
+  return NO;
+}
+
 - (id) init
 {
   if (!MAPIApp)