diff --git a/OpenChange/MAPIStoreFolder.m b/OpenChange/MAPIStoreFolder.m
index 733ce6114..2c0bade3b 100644
--- a/OpenChange/MAPIStoreFolder.m
+++ b/OpenChange/MAPIStoreFolder.m
@@ -851,7 +851,7 @@ Class NSExceptionK, MAPIStoreFAIMessageK, MAPIStoreMessageTableK, MAPIStoreFAIMe
               if (isMove)
                 {
                   fmid = [mapping idFromURL: [message url]];
-                  [self deleteMessageWithMID: fmid andFlags: 0];
+                  [self deleteMessageWithMID: fmid andFlags: MAPISTORE_PERMANENT_DELETE];
                   [mapping registerURL: [targetMessage url]
                                 withID: fmid];
                 }
@@ -872,7 +872,7 @@ Class NSExceptionK, MAPIStoreFAIMessageK, MAPIStoreMessageTableK, MAPIStoreFAIMe
               if (isMove)
                 {
                   fmid = [mapping idFromURL: [message url]];
-                  [self deleteMessageWithMID: fmid andFlags: 0];
+                  [self deleteMessageWithMID: fmid andFlags: MAPISTORE_PERMANENT_DELETE];
                   [mapping registerURL: [targetMessage url]
                                 withID: fmid];
                 }