diff --git a/History.md b/History.md
index cb777edc89..9a4c5448cf 100644
--- a/History.md
+++ b/History.md
@@ -1955,14 +1955,6 @@ sdarnell, and timhaines.
 Patches contributed by GitHub users btipling, mizzao, timhaines and zol.
 
 
-## v0.6.4.2
-
-* Fix a security issue in allow/deny rules that could result in data
-  loss. If your app uses allow/deny rules, or uses packages that use
-  allow/deny rules, we recommend that you update immediately.
-  Backport from 1.0.1.
-
-
 ## v0.6.4.1
 
 * Update mongodb driver to use version 0.2.1 of the bson module.