diff --git a/README.md b/README.md
index ecfc99a..35a69eb 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@
 This document describes the OpenBmc software implementing the secure flash
 update mechanism.
 
-The primary details are [here](https://github.com/openbmc/docs/blob/master/designs/firmware_update_via_blobs.md).
+The primary details are [here](https://github.com/openbmc/docs/blob/master/designs/firmware-update-via-blobs.md).
 
 ## Building and using the host-tool