diff --git a/Release-Procedure.md b/Release-Procedure.md
index 655783e..616169e 100644
--- a/Release-Procedure.md
+++ b/Release-Procedure.md
@@ -14,6 +14,11 @@ Tag the release.  In a working copy of the openlayers/ol3 repo:
 
 You need a local clone of the openlayers/openlayers.github.io repo, with the `build` branch checked out.
 
+First of all make sure your `build` branch is up-to-dat:
+ 
+    git fetch origin
+    git merge --ff-only origin/build
+
 Edit the `src/pages/index.hbs` page to link to the latest release (this will not be a working link until the release page is added below). Commit and push the change:
 
     # commit the change