diff --git a/OldNews.md b/OldNews.md
index 462e389..c7397a5 100644
--- a/OldNews.md
+++ b/OldNews.md
@@ -4,6 +4,12 @@ See also [new News](News).
 
 ## Archived News Items
 
+### 2007-08-23 -- Allmydata Tahoe v0.5.1 released!
+
+This fixes a security flaw in Tahoe v0.5.0.
+
+Please see [the Release Notes]source:relnotes.txt@1154.
+
 ### 2007-08-21 -- security flaw
 
 Nathan Wilcox has discovered that the new web API in allmydata-tahoe