diff --git a/Security.md b/Security.md
index 86482db..798a443 100644
--- a/Security.md
+++ b/Security.md
@@ -5,7 +5,7 @@ This page exists so that there is one page to read to learn about the security g
 
 **The following is not complete.**
 
-However, you can view [a complete technical explanation]source:architecture.txt?rev=1432#L472 of which this page is eventually intended to be a summary.
+However, you can view [a complete technical explanation]source:architecture.txt@1432#L472 of which this page is eventually intended to be a summary.
 
 # The Distributed Filesystem