#1389051: IMAP module tries to read entire message in one chunk.  Patch by Fredrik Lundh.
diff --git a/Misc/NEWS b/Misc/NEWS
index 4d40719..0926e7f 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -15,6 +15,9 @@
 Library
 -------
 
+- Bug #1389051: imaplib causes excessive memory fragmentation when reading
+  large messages.
+
 - Bug #1433694: minidom's .normalize() failed to set .nextSibling for
   last child element.